#### Solution for 43 is what percent of 1990:

43:1990*100 =

(43*100):1990 =

4300:1990 = 2.16

Now we have: 43 is what percent of 1990 = 2.16

Question: 43 is what percent of 1990?

Percentage solution with steps:

Step 1: We make the assumption that 1990 is 100% since it is our output value.

Step 2: We next represent the value we seek with {x}.

Step 3: From step 1, it follows that {100\%}={1990}.

Step 4: In the same vein, {x\%}={43}.

Step 5: This gives us a pair of simple equations:

{100\%}={1990}(1).

{x\%}={43}(2).

Step 6: By simply dividing equation 1 by equation 2 and taking note of the fact that both the LHS
(left hand side) of both equations have the same unit (%); we have

\frac{100\%}{x\%}=\frac{1990}{43}

Step 7: Taking the inverse (or reciprocal) of both sides yields

\frac{x\%}{100\%}=\frac{43}{1990}

\Rightarrow{x} = {2.16\%}

Therefore, {43} is {2.16\%} of {1990}.

#### Solution for 1990 is what percent of 43:

1990:43*100 =

(1990*100):43 =

199000:43 = 4627.91

Now we have: 1990 is what percent of 43 = 4627.91

Question: 1990 is what percent of 43?

Percentage solution with steps:

Step 1: We make the assumption that 43 is 100% since it is our output value.

Step 2: We next represent the value we seek with {x}.

Step 3: From step 1, it follows that {100\%}={43}.

Step 4: In the same vein, {x\%}={1990}.

Step 5: This gives us a pair of simple equations:

{100\%}={43}(1).

{x\%}={1990}(2).

Step 6: By simply dividing equation 1 by equation 2 and taking note of the fact that both the LHS
(left hand side) of both equations have the same unit (%); we have

\frac{100\%}{x\%}=\frac{43}{1990}

Step 7: Taking the inverse (or reciprocal) of both sides yields

\frac{x\%}{100\%}=\frac{1990}{43}

\Rightarrow{x} = {4627.91\%}

Therefore, {1990} is {4627.91\%} of {43}.

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