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Finding the Fourth Proportional to 70,713,033.90, 106,069,550.85 and 70,713,033.90

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Solution

The fourth proportional to 70,713,033.90, 106,069,550.85 and 70,713,033.90 is: 106,069,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,713,033.90 : 106,069,550.85 = 70,713,033.90 : x
  2. Step 2: Convert to fraction form
    70,713,033.90/106,069,550.85 = 70,713,033.90/x
  3. Step 3: Cross multiply
    70,713,033.90x = 106,069,550.85 × 70,713,033.90
  4. Step 4: Simplify right side
    70,713,033.90x = 7,500,499,745,013,824
  5. Step 5: Solve for x
    x = 7,500,499,745,013,824/70,713,033.90
  6. Step 6: Final answer
    x = 106,069,550.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.