Home / 323,677,755.20-485,516,632.80-321,410,273.60

Finding the Fourth Proportional to 323,677,755.20, 485,516,632.80 and 321,410,273.60

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Solution

The fourth proportional to 323,677,755.20, 485,516,632.80 and 321,410,273.60 is: 482,115,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,677,755.20 : 485,516,632.80 = 321,410,273.60 : x
  2. Step 2: Convert to fraction form
    323,677,755.20/485,516,632.80 = 321,410,273.60/x
  3. Step 3: Cross multiply
    323,677,755.20x = 485,516,632.80 × 321,410,273.60
  4. Step 4: Simplify right side
    323,677,755.20x = 156,050,033,785,598,752
  5. Step 5: Solve for x
    x = 156,050,033,785,598,752/323,677,755.20
  6. Step 6: Final answer
    x = 482,115,410.40

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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.