Home / 625,192,100.67-937,930,996.13-216,247,906.11

Finding the Fourth Proportional to 625,192,100.67, 937,930,996.13 and 216,247,906.11

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Solution

The fourth proportional to 625,192,100.67, 937,930,996.13 and 216,247,906.11 is: 324,421,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,192,100.67 : 937,930,996.13 = 216,247,906.11 : x
  2. Step 2: Convert to fraction form
    625,192,100.67/937,930,996.13 = 216,247,906.11/x
  3. Step 3: Cross multiply
    625,192,100.67x = 937,930,996.13 × 216,247,906.11
  4. Step 4: Simplify right side
    625,192,100.67x = 202,825,613,988,779,040
  5. Step 5: Solve for x
    x = 202,825,613,988,779,040/625,192,100.67
  6. Step 6: Final answer
    x = 324,421,267.91

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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.