Home / 591,034,468.52-815,588,699.72-340,098,358.70

Finding the Fourth Proportional to 591,034,468.52, 815,588,699.72 and 340,098,358.70

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Solution

The fourth proportional to 591,034,468.52, 815,588,699.72 and 340,098,358.70 is: 469,313,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,034,468.52 : 815,588,699.72 = 340,098,358.70 : x
  2. Step 2: Convert to fraction form
    591,034,468.52/815,588,699.72 = 340,098,358.70/x
  3. Step 3: Cross multiply
    591,034,468.52x = 815,588,699.72 × 340,098,358.70
  4. Step 4: Simplify right side
    591,034,468.52x = 277,380,378,143,260,704
  5. Step 5: Solve for x
    x = 277,380,378,143,260,704/591,034,468.52
  6. Step 6: Final answer
    x = 469,313,369.90

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Why These Related Problems?

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