Home / 254,935,285.62-382,381,023.56-155,199,043.42

Finding the Fourth Proportional to 254,935,285.62, 382,381,023.56 and 155,199,043.42

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Solution

The fourth proportional to 254,935,285.62, 382,381,023.56 and 155,199,043.42 is: 232,785,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,935,285.62 : 382,381,023.56 = 155,199,043.42 : x
  2. Step 2: Convert to fraction form
    254,935,285.62/382,381,023.56 = 155,199,043.42/x
  3. Step 3: Cross multiply
    254,935,285.62x = 382,381,023.56 × 155,199,043.42
  4. Step 4: Simplify right side
    254,935,285.62x = 59,345,169,079,493,408
  5. Step 5: Solve for x
    x = 59,345,169,079,493,408/254,935,285.62
  6. Step 6: Final answer
    x = 232,785,229.92

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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.