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Finding the Fourth Proportional to 70,965,140.80, 106,447,711.20 and 63,798,779.20

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Solution

The fourth proportional to 70,965,140.80, 106,447,711.20 and 63,798,779.20 is: 95,698,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,965,140.80 : 106,447,711.20 = 63,798,779.20 : x
  2. Step 2: Convert to fraction form
    70,965,140.80/106,447,711.20 = 63,798,779.20/x
  3. Step 3: Cross multiply
    70,965,140.80x = 106,447,711.20 × 63,798,779.20
  4. Step 4: Simplify right side
    70,965,140.80x = 6,791,234,023,194,168
  5. Step 5: Solve for x
    x = 6,791,234,023,194,168/70,965,140.80
  6. Step 6: Final answer
    x = 95,698,168.80

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