Home / 281,956,543.91-422,934,234.31-159,079,080.79

Finding the Fourth Proportional to 281,956,543.91, 422,934,234.31 and 159,079,080.79

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Solution

The fourth proportional to 281,956,543.91, 422,934,234.31 and 159,079,080.79 is: 238,618,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,956,543.91 : 422,934,234.31 = 159,079,080.79 : x
  2. Step 2: Convert to fraction form
    281,956,543.91/422,934,234.31 = 159,079,080.79/x
  3. Step 3: Cross multiply
    281,956,543.91x = 422,934,234.31 × 159,079,080.79
  4. Step 4: Simplify right side
    281,956,543.91x = 67,279,989,228,657,280
  5. Step 5: Solve for x
    x = 67,279,989,228,657,280/281,956,543.91
  6. Step 6: Final answer
    x = 238,618,293.07

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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.