Home / 162,644,545.72-224,449,474.32-89,305,687.72

Finding the Fourth Proportional to 162,644,545.72, 224,449,474.32 and 89,305,687.72

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Solution

The fourth proportional to 162,644,545.72, 224,449,474.32 and 89,305,687.72 is: 123,241,849.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,644,545.72 : 224,449,474.32 = 89,305,687.72 : x
  2. Step 2: Convert to fraction form
    162,644,545.72/224,449,474.32 = 89,305,687.72/x
  3. Step 3: Cross multiply
    162,644,545.72x = 224,449,474.32 × 89,305,687.72
  4. Step 4: Simplify right side
    162,644,545.72x = 20,044,614,662,540,080
  5. Step 5: Solve for x
    x = 20,044,614,662,540,080/162,644,545.72
  6. Step 6: Final answer
    x = 123,241,849.73

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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.