Home / 732,725,454.74-1,098,187,732.17-338,719,321.89

Finding the Fourth Proportional to 732,725,454.74, 1,098,187,732.17 and 338,719,321.89

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Solution

The fourth proportional to 732,725,454.74, 1,098,187,732.17 and 338,719,321.89 is: 507,662,728.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,725,454.74 : 1,098,187,732.17 = 338,719,321.89 : x
  2. Step 2: Convert to fraction form
    732,725,454.74/1,098,187,732.17 = 338,719,321.89/x
  3. Step 3: Cross multiply
    732,725,454.74x = 1,098,187,732.17 × 338,719,321.89
  4. Step 4: Simplify right side
    732,725,454.74x = 371,977,403,948,539,328
  5. Step 5: Solve for x
    x = 371,977,403,948,539,328/732,725,454.74
  6. Step 6: Final answer
    x = 507,662,728.99

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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.