Home / 724,024,086.40-1,086,036,129.60-667,337,046.40

Finding the Fourth Proportional to 724,024,086.40, 1,086,036,129.60 and 667,337,046.40

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Solution

The fourth proportional to 724,024,086.40, 1,086,036,129.60 and 667,337,046.40 is: 1,001,005,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,024,086.40 : 1,086,036,129.60 = 667,337,046.40 : x
  2. Step 2: Convert to fraction form
    724,024,086.40/1,086,036,129.60 = 667,337,046.40/x
  3. Step 3: Cross multiply
    724,024,086.40x = 1,086,036,129.60 × 667,337,046.40
  4. Step 4: Simplify right side
    724,024,086.40x = 724,752,143,010,951,552
  5. Step 5: Solve for x
    x = 724,752,143,010,951,552/724,024,086.40
  6. Step 6: Final answer
    x = 1,001,005,569.60

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1.5x scale

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.