Home / 108,660,366.30-162,998,422.65-65,436,498.30

Finding the Fourth Proportional to 108,660,366.30, 162,998,422.65 and 65,436,498.30

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Solution

The fourth proportional to 108,660,366.30, 162,998,422.65 and 65,436,498.30 is: 98,159,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,660,366.30 : 162,998,422.65 = 65,436,498.30 : x
  2. Step 2: Convert to fraction form
    108,660,366.30/162,998,422.65 = 65,436,498.30/x
  3. Step 3: Cross multiply
    108,660,366.30x = 162,998,422.65 × 65,436,498.30
  4. Step 4: Simplify right side
    108,660,366.30x = 10,666,046,006,639,406
  5. Step 5: Solve for x
    x = 10,666,046,006,639,406/108,660,366.30
  6. Step 6: Final answer
    x = 98,159,488.78

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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.