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Finding the Fourth Proportional to 580,086,324.30, 868,854,028.05 and 503,558,820.30

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Solution

The fourth proportional to 580,086,324.30, 868,854,028.05 and 503,558,820.30 is: 754,231,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,086,324.30 : 868,854,028.05 = 503,558,820.30 : x
  2. Step 2: Convert to fraction form
    580,086,324.30/868,854,028.05 = 503,558,820.30/x
  3. Step 3: Cross multiply
    580,086,324.30x = 868,854,028.05 × 503,558,820.30
  4. Step 4: Simplify right side
    580,086,324.30x = 437,519,109,377,761,088
  5. Step 5: Solve for x
    x = 437,519,109,377,761,088/580,086,324.30
  6. Step 6: Final answer
    x = 754,231,036.05

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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.