Home / 154,431,835.73-231,656,508.19-49,396,404.58

Finding the Fourth Proportional to 154,431,835.73, 231,656,508.19 and 49,396,404.58

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Solution

The fourth proportional to 154,431,835.73, 231,656,508.19 and 49,396,404.58 is: 74,097,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,431,835.73 : 231,656,508.19 = 49,396,404.58 : x
  2. Step 2: Convert to fraction form
    154,431,835.73/231,656,508.19 = 49,396,404.58/x
  3. Step 3: Cross multiply
    154,431,835.73x = 231,656,508.19 × 49,396,404.58
  4. Step 4: Simplify right side
    154,431,835.73x = 11,442,998,602,560,246
  5. Step 5: Solve for x
    x = 11,442,998,602,560,246/154,431,835.73
  6. Step 6: Final answer
    x = 74,097,407.11

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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.