Home / 381,966,334.43-572,714,863.16-148,524,937.97

Finding the Fourth Proportional to 381,966,334.43, 572,714,863.16 and 148,524,937.97

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Solution

The fourth proportional to 381,966,334.43, 572,714,863.16 and 148,524,937.97 is: 222,696,169.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,966,334.43 : 572,714,863.16 = 148,524,937.97 : x
  2. Step 2: Convert to fraction form
    381,966,334.43/572,714,863.16 = 148,524,937.97/x
  3. Step 3: Cross multiply
    381,966,334.43x = 572,714,863.16 × 148,524,937.97
  4. Step 4: Simplify right side
    381,966,334.43x = 85,062,439,524,593,408
  5. Step 5: Solve for x
    x = 85,062,439,524,593,408/381,966,334.43
  6. Step 6: Final answer
    x = 222,696,169.42

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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.