20.5 \% \times x=16.4
Solve for x
x=80
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\frac{205}{1000}x=16.4
Expand \frac{20.5}{100} by multiplying both numerator and the denominator by 10.
\frac{41}{200}x=16.4
Reduce the fraction \frac{205}{1000} to lowest terms by extracting and canceling out 5.
x=16.4\times \frac{200}{41}
Multiply both sides by \frac{200}{41}, the reciprocal of \frac{41}{200}.
x=\frac{82}{5}\times \frac{200}{41}
Convert decimal number 16.4 to fraction \frac{164}{10}. Reduce the fraction \frac{164}{10} to lowest terms by extracting and canceling out 2.
x=\frac{82\times 200}{5\times 41}
Multiply \frac{82}{5} times \frac{200}{41} by multiplying numerator times numerator and denominator times denominator.
x=\frac{16400}{205}
Do the multiplications in the fraction \frac{82\times 200}{5\times 41}.
x=80
Divide 16400 by 205 to get 80.
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