Home / 160,061,331-239,708,354.58-82,133,162.04

Finding the Fourth Proportional to 160,061,331, 239,708,354.58 and 82,133,162.04

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Solution

The fourth proportional to 160,061,331, 239,708,354.58 and 82,133,162.04 is: 123,002,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,061,331 : 239,708,354.58 = 82,133,162.04 : x
  2. Step 2: Convert to fraction form
    160,061,331/239,708,354.58 = 82,133,162.04/x
  3. Step 3: Cross multiply
    160,061,331x = 239,708,354.58 × 82,133,162.04
  4. Step 4: Simplify right side
    160,061,331x = 19,688,005,129,060,920
  5. Step 5: Solve for x
    x = 19,688,005,129,060,920/160,061,331
  6. Step 6: Final answer
    x = 123,002,882.75

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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.