Home / 143,737,672.10-215,606,508.15-102,923,003.30

Finding the Fourth Proportional to 143,737,672.10, 215,606,508.15 and 102,923,003.30

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Solution

The fourth proportional to 143,737,672.10, 215,606,508.15 and 102,923,003.30 is: 154,384,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,737,672.10 : 215,606,508.15 = 102,923,003.30 : x
  2. Step 2: Convert to fraction form
    143,737,672.10/215,606,508.15 = 102,923,003.30/x
  3. Step 3: Cross multiply
    143,737,672.10x = 215,606,508.15 × 102,923,003.30
  4. Step 4: Simplify right side
    143,737,672.10x = 22,190,869,349,823,928
  5. Step 5: Solve for x
    x = 22,190,869,349,823,928/143,737,672.10
  6. Step 6: Final answer
    x = 154,384,504.95

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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.