Home / 502,820,405.33-754,262,488.98-157,787,650.49

Finding the Fourth Proportional to 502,820,405.33, 754,262,488.98 and 157,787,650.49

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Solution

The fourth proportional to 502,820,405.33, 754,262,488.98 and 157,787,650.49 is: 236,691,480.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,820,405.33 : 754,262,488.98 = 157,787,650.49 : x
  2. Step 2: Convert to fraction form
    502,820,405.33/754,262,488.98 = 157,787,650.49/x
  3. Step 3: Cross multiply
    502,820,405.33x = 754,262,488.98 × 157,787,650.49
  4. Step 4: Simplify right side
    502,820,405.33x = 119,013,305,985,122,416
  5. Step 5: Solve for x
    x = 119,013,305,985,122,416/502,820,405.33
  6. Step 6: Final answer
    x = 236,691,480.15

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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.