Home / 110,664,204.30-165,996,306.45-72,443,609.10

Finding the Fourth Proportional to 110,664,204.30, 165,996,306.45 and 72,443,609.10

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Solution

The fourth proportional to 110,664,204.30, 165,996,306.45 and 72,443,609.10 is: 108,665,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,664,204.30 : 165,996,306.45 = 72,443,609.10 : x
  2. Step 2: Convert to fraction form
    110,664,204.30/165,996,306.45 = 72,443,609.10/x
  3. Step 3: Cross multiply
    110,664,204.30x = 165,996,306.45 × 72,443,609.10
  4. Step 4: Simplify right side
    110,664,204.30x = 12,025,371,536,507,606
  5. Step 5: Solve for x
    x = 12,025,371,536,507,606/110,664,204.30
  6. Step 6: Final answer
    x = 108,665,413.65

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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.