Home / 732,503,815.20-1,098,755,722.80-247,829,623.20

Finding the Fourth Proportional to 732,503,815.20, 1,098,755,722.80 and 247,829,623.20

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Solution

The fourth proportional to 732,503,815.20, 1,098,755,722.80 and 247,829,623.20 is: 371,744,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,503,815.20 : 1,098,755,722.80 = 247,829,623.20 : x
  2. Step 2: Convert to fraction form
    732,503,815.20/1,098,755,722.80 = 247,829,623.20/x
  3. Step 3: Cross multiply
    732,503,815.20x = 1,098,755,722.80 × 247,829,623.20
  4. Step 4: Simplify right side
    732,503,815.20x = 272,304,216,770,367,616
  5. Step 5: Solve for x
    x = 272,304,216,770,367,616/732,503,815.20
  6. Step 6: Final answer
    x = 371,744,434.80

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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.