Home / 492,135,000.30-738,202,500.45-484,482,249.90

Finding the Fourth Proportional to 492,135,000.30, 738,202,500.45 and 484,482,249.90

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Solution

The fourth proportional to 492,135,000.30, 738,202,500.45 and 484,482,249.90 is: 726,723,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,135,000.30 : 738,202,500.45 = 484,482,249.90 : x
  2. Step 2: Convert to fraction form
    492,135,000.30/738,202,500.45 = 484,482,249.90/x
  3. Step 3: Cross multiply
    492,135,000.30x = 738,202,500.45 × 484,482,249.90
  4. Step 4: Simplify right side
    492,135,000.30x = 357,646,008,299,821,760
  5. Step 5: Solve for x
    x = 357,646,008,299,821,760/492,135,000.30
  6. Step 6: Final answer
    x = 726,723,374.85

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Why These Related Problems?

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