Step 1:
The first step to converting 85605.171000248 to a fraction is to re-write 85605.171000248 in the form p/q where p and q are both positive integers. To start with, 85605.171000248 can be written as simply 85605.171000248/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 85605.171000248, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 85605.171000248/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 85605.171000248/1 each by 1000000000:
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 85605.171000248 as a fraction:
428026/5 / 1