Home / 644,568,189.09-966,456,331.17-250,635,832.57

Finding the Fourth Proportional to 644,568,189.09, 966,456,331.17 and 250,635,832.57

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Solution

The fourth proportional to 644,568,189.09, 966,456,331.17 and 250,635,832.57 is: 375,799,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,568,189.09 : 966,456,331.17 = 250,635,832.57 : x
  2. Step 2: Convert to fraction form
    644,568,189.09/966,456,331.17 = 250,635,832.57/x
  3. Step 3: Cross multiply
    644,568,189.09x = 966,456,331.17 × 250,635,832.57
  4. Step 4: Simplify right side
    644,568,189.09x = 242,228,587,200,508,288
  5. Step 5: Solve for x
    x = 242,228,587,200,508,288/644,568,189.09
  6. Step 6: Final answer
    x = 375,799,785.50

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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.