Home / 465,719,314.20-698,578,971.30-396,472,551.90

Finding the Fourth Proportional to 465,719,314.20, 698,578,971.30 and 396,472,551.90

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Solution

The fourth proportional to 465,719,314.20, 698,578,971.30 and 396,472,551.90 is: 594,708,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,719,314.20 : 698,578,971.30 = 396,472,551.90 : x
  2. Step 2: Convert to fraction form
    465,719,314.20/698,578,971.30 = 396,472,551.90/x
  3. Step 3: Cross multiply
    465,719,314.20x = 698,578,971.30 × 396,472,551.90
  4. Step 4: Simplify right side
    465,719,314.20x = 276,967,387,454,987,840
  5. Step 5: Solve for x
    x = 276,967,387,454,987,840/465,719,314.20
  6. Step 6: Final answer
    x = 594,708,827.85

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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.