Home / 754,069,502.02-1,131,092,901.28-339,253,390.47

Finding the Fourth Proportional to 754,069,502.02, 1,131,092,901.28 and 339,253,390.47

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Solution

The fourth proportional to 754,069,502.02, 1,131,092,901.28 and 339,253,390.47 is: 508,874,978.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,069,502.02 : 1,131,092,901.28 = 339,253,390.47 : x
  2. Step 2: Convert to fraction form
    754,069,502.02/1,131,092,901.28 = 339,253,390.47/x
  3. Step 3: Cross multiply
    754,069,502.02x = 1,131,092,901.28 × 339,253,390.47
  4. Step 4: Simplify right side
    754,069,502.02x = 383,727,101,695,789,056
  5. Step 5: Solve for x
    x = 383,727,101,695,789,056/754,069,502.02
  6. Step 6: Final answer
    x = 508,874,978.59

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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.