Home / 178,019,793.45-267,029,690.18-109,145,039.85

Finding the Fourth Proportional to 178,019,793.45, 267,029,690.18 and 109,145,039.85

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Solution

The fourth proportional to 178,019,793.45, 267,029,690.18 and 109,145,039.85 is: 163,717,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,019,793.45 : 267,029,690.18 = 109,145,039.85 : x
  2. Step 2: Convert to fraction form
    178,019,793.45/267,029,690.18 = 109,145,039.85/x
  3. Step 3: Cross multiply
    178,019,793.45x = 267,029,690.18 × 109,145,039.85
  4. Step 4: Simplify right side
    178,019,793.45x = 29,144,966,175,283,528
  5. Step 5: Solve for x
    x = 29,144,966,175,283,528/178,019,793.45
  6. Step 6: Final answer
    x = 163,717,559.78

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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.