Home / 465,719,270.70-698,578,906.05-396,472,508.40

Finding the Fourth Proportional to 465,719,270.70, 698,578,906.05 and 396,472,508.40

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Solution

The fourth proportional to 465,719,270.70, 698,578,906.05 and 396,472,508.40 is: 594,708,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,719,270.70 : 698,578,906.05 = 396,472,508.40 : x
  2. Step 2: Convert to fraction form
    465,719,270.70/698,578,906.05 = 396,472,508.40/x
  3. Step 3: Cross multiply
    465,719,270.70x = 698,578,906.05 × 396,472,508.40
  4. Step 4: Simplify right side
    465,719,270.70x = 276,967,331,196,971,392
  5. Step 5: Solve for x
    x = 276,967,331,196,971,392/465,719,270.70
  6. Step 6: Final answer
    x = 594,708,762.60

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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.