Step 1:
The first step to converting 90867138.975888 to a fraction is to re-write 90867138.975888 in the form p/q where p and q are both positive integers. To start with, 90867138.975888 can be written as simply 90867138.975888/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 90867138.975888, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 90867138.975888/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 90867138.975888/1 each by 1000000:
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 90867138.975888 as a fraction:
90867138/1 / 1