Finding the Fourth Proportional to 198,009,131.94, 273,230,439.54 and 109,906,843.50

Step by Step Solution

1. Step 1: Write the proportion equation
   198,009,131.94 : 273,230,439.54 = 109,906,843.50 : x
2. Step 2: Convert to fraction form
   198,009,131.94/273,230,439.54 = 109,906,843.50/x
3. Step 3: Cross multiply
   198,009,131.94x = 273,230,439.54 × 109,906,843.50
4. Step 4: Simplify right side
   198,009,131.94x = 30,029,895,157,958,996
5. Step 5: Solve for x
   x = 30,029,895,157,958,996/198,009,131.94
6. Step 6: Final answer
   x = 151,659,142.50