Home / 108,815,635.20-163,010,876.40-65,556,337.80

Finding the Fourth Proportional to 108,815,635.20, 163,010,876.40 and 65,556,337.80

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Solution

The fourth proportional to 108,815,635.20, 163,010,876.40 and 65,556,337.80 is: 98,206,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,815,635.20 : 163,010,876.40 = 65,556,337.80 : x
  2. Step 2: Convert to fraction form
    108,815,635.20/163,010,876.40 = 65,556,337.80/x
  3. Step 3: Cross multiply
    108,815,635.20x = 163,010,876.40 × 65,556,337.80
  4. Step 4: Simplify right side
    108,815,635.20x = 10,686,396,078,352,448
  5. Step 5: Solve for x
    x = 10,686,396,078,352,448/108,815,635.20
  6. Step 6: Final answer
    x = 98,206,439.35

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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.