Home / 493,094,712.62-680,143,049.70-317,105,204.24

Finding the Fourth Proportional to 493,094,712.62, 680,143,049.70 and 317,105,204.24

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Solution

The fourth proportional to 493,094,712.62, 680,143,049.70 and 317,105,204.24 is: 437,394,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,094,712.62 : 680,143,049.70 = 317,105,204.24 : x
  2. Step 2: Convert to fraction form
    493,094,712.62/680,143,049.70 = 317,105,204.24/x
  3. Step 3: Cross multiply
    493,094,712.62x = 680,143,049.70 × 317,105,204.24
  4. Step 4: Simplify right side
    493,094,712.62x = 215,676,900,687,535,008
  5. Step 5: Solve for x
    x = 215,676,900,687,535,008/493,094,712.62
  6. Step 6: Final answer
    x = 437,394,470.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.