Home / 137,919,227.72-207,013,474.91-113,902,818.44

Finding the Fourth Proportional to 137,919,227.72, 207,013,474.91 and 113,902,818.44

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Solution

The fourth proportional to 137,919,227.72, 207,013,474.91 and 113,902,818.44 is: 170,965,416.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,919,227.72 : 207,013,474.91 = 113,902,818.44 : x
  2. Step 2: Convert to fraction form
    137,919,227.72/207,013,474.91 = 113,902,818.44/x
  3. Step 3: Cross multiply
    137,919,227.72x = 207,013,474.91 × 113,902,818.44
  4. Step 4: Simplify right side
    137,919,227.72x = 23,579,418,246,556,916
  5. Step 5: Solve for x
    x = 23,579,418,246,556,916/137,919,227.72
  6. Step 6: Final answer
    x = 170,965,416.77

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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.