What number multiplied by itself equals 200?

Here we will answer: What number multiplied by itself gives 200? In other words, what number times itself will equal 200?

We have identified many different ways of getting the answer to this question:

Algebra Method:
Make an algebra equation and solve for x:

x • x = 200
x ≈ 14.142

Square Root Method:
Take the square root of 200 to get the answer:

√200 ≈ 14.142

Exponent Method:
Make the base 200 and the exponent 0.5 to get the answer:

200^0.5 ≈ 14.142

There you go! Now you know how to calculate "What number multiplied by itself equals 200?"

The bottom line is that 14.142 times itself equals approximately 200 as illustrated here:

14.142 x 14.142 ≈ 200

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The answer on this page is rounded to the nearest thousandth, if necessary.