Home / 491,513,967.39-737,265,906.54-284,120,414.61

Finding the Fourth Proportional to 491,513,967.39, 737,265,906.54 and 284,120,414.61

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Solution

The fourth proportional to 491,513,967.39, 737,265,906.54 and 284,120,414.61 is: 426,177,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,513,967.39 : 737,265,906.54 = 284,120,414.61 : x
  2. Step 2: Convert to fraction form
    491,513,967.39/737,265,906.54 = 284,120,414.61/x
  3. Step 3: Cross multiply
    491,513,967.39x = 737,265,906.54 × 284,120,414.61
  4. Step 4: Simplify right side
    491,513,967.39x = 209,472,295,040,396,320
  5. Step 5: Solve for x
    x = 209,472,295,040,396,320/491,513,967.39
  6. Step 6: Final answer
    x = 426,177,705.90

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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.