Finding the Fourth Proportional to 143,384,826,023.98, 197,871,352,947.57 and 79,155,638,681.02

Step by Step Solution

1. Step 1: Write the proportion equation
   143,384,826,023.98 : 197,871,352,947.57 = 79,155,638,681.02 : x
2. Step 2: Convert to fraction form
   143,384,826,023.98/197,871,352,947.57 = 79,155,638,681.02/x
3. Step 3: Cross multiply
   143,384,826,023.98x = 197,871,352,947.57 × 79,155,638,681.02
4. Step 4: Simplify right side
   143,384,826,023.98x = 15,662,633,319,242,433,298,432
5. Step 5: Solve for x
   x = 15,662,633,319,242,433,298,432/143,384,826,023.98
6. Step 6: Final answer
   x = 109,234,943,149.58