Step 1:
The first step to converting 278210.13435755 to a fraction is to re-write 278210.13435755 in the form p/q where p and q are both positive integers. To start with, 278210.13435755 can be written as simply 278210.13435755/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 278210.13435755, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 278210.13435755/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 278210.13435755/1 each by 100000000:
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 278210.13435755 as a fraction:
278210/1 / 1