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Finding the Fourth Proportional to 504,283,613.69, 754,873,983.92 and 329,029,281.77

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Solution

The fourth proportional to 504,283,613.69, 754,873,983.92 and 329,029,281.77 is: 492,531,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,283,613.69 : 754,873,983.92 = 329,029,281.77 : x
  2. Step 2: Convert to fraction form
    504,283,613.69/754,873,983.92 = 329,029,281.77/x
  3. Step 3: Cross multiply
    504,283,613.69x = 754,873,983.92 × 329,029,281.77
  4. Step 4: Simplify right side
    504,283,613.69x = 248,375,644,753,104,320
  5. Step 5: Solve for x
    x = 248,375,644,753,104,320/504,283,613.69
  6. Step 6: Final answer
    x = 492,531,658.79

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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.