Home / 159,654,017.40-239,481,026.10-44,638,375.20

Finding the Fourth Proportional to 159,654,017.40, 239,481,026.10 and 44,638,375.20

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Solution

The fourth proportional to 159,654,017.40, 239,481,026.10 and 44,638,375.20 is: 66,957,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,654,017.40 : 239,481,026.10 = 44,638,375.20 : x
  2. Step 2: Convert to fraction form
    159,654,017.40/239,481,026.10 = 44,638,375.20/x
  3. Step 3: Cross multiply
    159,654,017.40x = 239,481,026.10 × 44,638,375.20
  4. Step 4: Simplify right side
    159,654,017.40x = 10,690,043,896,332,794
  5. Step 5: Solve for x
    x = 10,690,043,896,332,794/159,654,017.40
  6. Step 6: Final answer
    x = 66,957,562.80

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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.