Home / 108,584,154.20-162,876,231.30-65,502,003.80

Finding the Fourth Proportional to 108,584,154.20, 162,876,231.30 and 65,502,003.80

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Solution

The fourth proportional to 108,584,154.20, 162,876,231.30 and 65,502,003.80 is: 98,253,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,584,154.20 : 162,876,231.30 = 65,502,003.80 : x
  2. Step 2: Convert to fraction form
    108,584,154.20/162,876,231.30 = 65,502,003.80/x
  3. Step 3: Cross multiply
    108,584,154.20x = 162,876,231.30 × 65,502,003.80
  4. Step 4: Simplify right side
    108,584,154.20x = 10,668,719,521,542,280
  5. Step 5: Solve for x
    x = 10,668,719,521,542,280/108,584,154.20
  6. Step 6: Final answer
    x = 98,253,005.70

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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.