Home / 496,220,936.80-744,331,405.20-488,568,186.40

Finding the Fourth Proportional to 496,220,936.80, 744,331,405.20 and 488,568,186.40

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Solution

The fourth proportional to 496,220,936.80, 744,331,405.20 and 488,568,186.40 is: 732,852,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,220,936.80 : 744,331,405.20 = 488,568,186.40 : x
  2. Step 2: Convert to fraction form
    496,220,936.80/744,331,405.20 = 488,568,186.40/x
  3. Step 3: Cross multiply
    496,220,936.80x = 744,331,405.20 × 488,568,186.40
  4. Step 4: Simplify right side
    496,220,936.80x = 363,656,644,719,127,552
  5. Step 5: Solve for x
    x = 363,656,644,719,127,552/496,220,936.80
  6. Step 6: Final answer
    x = 732,852,279.60

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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.