Home / 243,993,937.50-366,002,677.19-80,228,068.38

Finding the Fourth Proportional to 243,993,937.50, 366,002,677.19 and 80,228,068.38

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Solution

The fourth proportional to 243,993,937.50, 366,002,677.19 and 80,228,068.38 is: 120,345,972.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,993,937.50 : 366,002,677.19 = 80,228,068.38 : x
  2. Step 2: Convert to fraction form
    243,993,937.50/366,002,677.19 = 80,228,068.38/x
  3. Step 3: Cross multiply
    243,993,937.50x = 366,002,677.19 × 80,228,068.38
  4. Step 4: Simplify right side
    243,993,937.50x = 29,363,687,812,862,384
  5. Step 5: Solve for x
    x = 29,363,687,812,862,384/243,993,937.50
  6. Step 6: Final answer
    x = 120,345,972.99

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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.