Step 1:
The first step to converting 100091.2485188 to a fraction is to re-write 100091.2485188 in the form p/q where p and q are both positive integers. To start with, 100091.2485188 can be written as simply 100091.2485188/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 100091.2485188, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 100091.2485188/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 100091.2485188/1 each by 10000000:
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 100091.2485188 as a fraction:
400365/4 / 1