Home / 754,069,493.52-1,131,092,888.54-339,253,381.96

Finding the Fourth Proportional to 754,069,493.52, 1,131,092,888.54 and 339,253,381.96

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Solution

The fourth proportional to 754,069,493.52, 1,131,092,888.54 and 339,253,381.96 is: 508,874,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,069,493.52 : 1,131,092,888.54 = 339,253,381.96 : x
  2. Step 2: Convert to fraction form
    754,069,493.52/1,131,092,888.54 = 339,253,381.96/x
  3. Step 3: Cross multiply
    754,069,493.52x = 1,131,092,888.54 × 339,253,381.96
  4. Step 4: Simplify right side
    754,069,493.52x = 383,727,087,743,576,320
  5. Step 5: Solve for x
    x = 383,727,087,743,576,320/754,069,493.52
  6. Step 6: Final answer
    x = 508,874,965.82

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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.