Home / 108,016,693.26-149,063,966.13-61,609,296.84

Finding the Fourth Proportional to 108,016,693.26, 149,063,966.13 and 61,609,296.84

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Solution

The fourth proportional to 108,016,693.26, 149,063,966.13 and 61,609,296.84 is: 85,021,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,016,693.26 : 149,063,966.13 = 61,609,296.84 : x
  2. Step 2: Convert to fraction form
    108,016,693.26/149,063,966.13 = 61,609,296.84/x
  3. Step 3: Cross multiply
    108,016,693.26x = 149,063,966.13 × 61,609,296.84
  4. Step 4: Simplify right side
    108,016,693.26x = 9,183,726,137,450,876
  5. Step 5: Solve for x
    x = 9,183,726,137,450,876/108,016,693.26
  6. Step 6: Final answer
    x = 85,021,359.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.