Step 1:
The first step to converting 438084041.20396 to a fraction is to re-write 438084041.20396 in the form p/q where p and q are both positive integers. To start with, 438084041.20396 can be written as simply 438084041.20396/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 438084041.20396, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 438084041.20396/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 438084041.20396/1 each by 100000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 438084041.20396 as a fraction:
438084041/1 / 1