Home / 644,568,190.61-966,456,333.45-250,635,834.08

Finding the Fourth Proportional to 644,568,190.61, 966,456,333.45 and 250,635,834.08

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Solution

The fourth proportional to 644,568,190.61, 966,456,333.45 and 250,635,834.08 is: 375,799,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,568,190.61 : 966,456,333.45 = 250,635,834.08 : x
  2. Step 2: Convert to fraction form
    644,568,190.61/966,456,333.45 = 250,635,834.08/x
  3. Step 3: Cross multiply
    644,568,190.61x = 966,456,333.45 × 250,635,834.08
  4. Step 4: Simplify right side
    644,568,190.61x = 242,228,589,230,053,888
  5. Step 5: Solve for x
    x = 242,228,589,230,053,888/644,568,190.61
  6. Step 6: Final answer
    x = 375,799,787.77

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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.