Home / 108,519,105.10-162,778,657.65-93,906,445.90

Finding the Fourth Proportional to 108,519,105.10, 162,778,657.65 and 93,906,445.90

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Solution

The fourth proportional to 108,519,105.10, 162,778,657.65 and 93,906,445.90 is: 140,859,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,519,105.10 : 162,778,657.65 = 93,906,445.90 : x
  2. Step 2: Convert to fraction form
    108,519,105.10/162,778,657.65 = 93,906,445.90/x
  3. Step 3: Cross multiply
    108,519,105.10x = 162,778,657.65 × 93,906,445.90
  4. Step 4: Simplify right side
    108,519,105.10x = 15,285,965,208,284,348
  5. Step 5: Solve for x
    x = 15,285,965,208,284,348/108,519,105.10
  6. Step 6: Final answer
    x = 140,859,668.85

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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.