1.65 is what percent of 0.81 - step by step solution

To get the solution, we are looking for, we need to point out what we know.

1. We assume, that the number 0.81 is 100% - because it's the output value of the task.
2. We assume, that x is the value we are looking for.
3. If 100% equals 0.81, so we can write it down as 100%=0.81.
4. We know, that x% equals 1.65 of the output value, so we can write it down as x%=1.65.
5. Now we have two simple equations:
1) 100%=0.81
2) x%=1.65
where left sides of both of them have the same units, and both right sides have the same units, so we can do something like that:
100%/x%=0.81/1.65
6. Now we just have to solve the simple equation, and we will get the solution we are looking for.

7. Solution for 1.65 is what percent of 0.81

100%/x%=0.81/1.65
(100/x)*x=(0.81/1.65)*x       - we multiply both sides of the equation by x
100=0.49090909090909*x       - we divide both sides of the equation by (0.49090909090909) to get x
100/0.49090909090909=x
203.7037037037=x
x=203.7037037037

now we have:
1.65 is 203.7037037037% of 0.81