Home / 496,288,108.80-744,432,163.20-127,822,348.80

Finding the Fourth Proportional to 496,288,108.80, 744,432,163.20 and 127,822,348.80

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Solution

The fourth proportional to 496,288,108.80, 744,432,163.20 and 127,822,348.80 is: 191,733,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,288,108.80 : 744,432,163.20 = 127,822,348.80 : x
  2. Step 2: Convert to fraction form
    496,288,108.80/744,432,163.20 = 127,822,348.80/x
  3. Step 3: Cross multiply
    496,288,108.80x = 744,432,163.20 × 127,822,348.80
  4. Step 4: Simplify right side
    496,288,108.80x = 95,155,067,622,488,928
  5. Step 5: Solve for x
    x = 95,155,067,622,488,928/496,288,108.80
  6. Step 6: Final answer
    x = 191,733,523.20

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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.