Finding the Fourth Proportional to 97,019,079,959.35, 145,398,535,855.89 and 75,507,617,467.55

Step by Step Solution

1. Step 1: Write the proportion equation
   97,019,079,959.35 : 145,398,535,855.89 = 75,507,617,467.55 : x
2. Step 2: Convert to fraction form
   97,019,079,959.35/145,398,535,855.89 = 75,507,617,467.55/x
3. Step 3: Cross multiply
   97,019,079,959.35x = 145,398,535,855.89 × 75,507,617,467.55
4. Step 4: Simplify right side
   97,019,079,959.35x = 10,978,697,025,747,668,697,088
5. Step 5: Solve for x
   x = 10,978,697,025,747,668,697,088/97,019,079,959.35
6. Step 6: Final answer
   x = 113,160,184,886.80