Finding the Fourth Proportional to 108,196,250,812.25, 149,248,792,070.28 and 67,480,474,691.69

Step by Step Solution

1. Step 1: Write the proportion equation
   108,196,250,812.25 : 149,248,792,070.28 = 67,480,474,691.69 : x
2. Step 2: Convert to fraction form
   108,196,250,812.25/149,248,792,070.28 = 67,480,474,691.69/x
3. Step 3: Cross multiply
   108,196,250,812.25x = 149,248,792,070.28 × 67,480,474,691.69
4. Step 4: Simplify right side
   108,196,250,812.25x = 10,071,379,336,064,428,670,976
5. Step 5: Solve for x
   x = 10,071,379,336,064,428,670,976/108,196,250,812.25
6. Step 6: Final answer
   x = 93,084,365,312.63