Home / 465,719,274.20-698,578,911.30-396,472,511.90

Finding the Fourth Proportional to 465,719,274.20, 698,578,911.30 and 396,472,511.90

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Solution

The fourth proportional to 465,719,274.20, 698,578,911.30 and 396,472,511.90 is: 594,708,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,719,274.20 : 698,578,911.30 = 396,472,511.90 : x
  2. Step 2: Convert to fraction form
    465,719,274.20/698,578,911.30 = 396,472,511.90/x
  3. Step 3: Cross multiply
    465,719,274.20x = 698,578,911.30 × 396,472,511.90
  4. Step 4: Simplify right side
    465,719,274.20x = 276,967,335,723,478,272
  5. Step 5: Solve for x
    x = 276,967,335,723,478,272/465,719,274.20
  6. Step 6: Final answer
    x = 594,708,767.85

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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.