Finding the Fourth Proportional to 101,363,779,810.89, 139,882,154,659.42 and 55,014,207,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,363,779,810.89 : 139,882,154,659.42 = 55,014,207,767.50 : x
2. Step 2: Convert to fraction form
   101,363,779,810.89/139,882,154,659.42 = 55,014,207,767.50/x
3. Step 3: Cross multiply
   101,363,779,810.89x = 139,882,154,659.42 × 55,014,207,767.50
4. Step 4: Simplify right side
   101,363,779,810.89x = 7,695,505,919,399,459,553,280
5. Step 5: Solve for x
   x = 7,695,505,919,399,459,553,280/101,363,779,810.89
6. Step 6: Final answer
   x = 75,919,681,899.75