Finding the Fourth Proportional to 140,815,910,688.71, 211,310,746,447.71 and 65,254,977,276.53

Step by Step Solution

1. Step 1: Write the proportion equation
   140,815,910,688.71 : 211,310,746,447.71 = 65,254,977,276.53 : x
2. Step 2: Convert to fraction form
   140,815,910,688.71/211,310,746,447.71 = 65,254,977,276.53/x
3. Step 3: Cross multiply
   140,815,910,688.71x = 211,310,746,447.71 × 65,254,977,276.53
4. Step 4: Simplify right side
   140,815,910,688.71x = 13,789,077,957,730,851,880,960
5. Step 5: Solve for x
   x = 13,789,077,957,730,851,880,960/140,815,910,688.71
6. Step 6: Final answer
   x = 97,922,726,844.51