Notice that this question is directly related with the statement:
1 is to 100 as 200 is to x
Making it a perfect example of a rule of three:
This way,
[tex]\begin{gathered} x=\frac{200\cdot100}{1} \\ \Rightarrow x=20000 \end{gathered}[/tex]
200 is 1/100 of 20,000
