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Finding the Fourth Proportional to 344,952,624.90, 517,428,937.35 and 344,952,624.90

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Solution

The fourth proportional to 344,952,624.90, 517,428,937.35 and 344,952,624.90 is: 517,428,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,952,624.90 : 517,428,937.35 = 344,952,624.90 : x
  2. Step 2: Convert to fraction form
    344,952,624.90/517,428,937.35 = 344,952,624.90/x
  3. Step 3: Cross multiply
    344,952,624.90x = 517,428,937.35 × 344,952,624.90
  4. Step 4: Simplify right side
    344,952,624.90x = 178,488,470,138,100,160
  5. Step 5: Solve for x
    x = 178,488,470,138,100,160/344,952,624.90
  6. Step 6: Final answer
    x = 517,428,937.35

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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.