Home / 497,278,502.20-744,482,862.60-439,882,874.20

Finding the Fourth Proportional to 497,278,502.20, 744,482,862.60 and 439,882,874.20

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Solution

The fourth proportional to 497,278,502.20, 744,482,862.60 and 439,882,874.20 is: 658,555,034.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,278,502.20 : 744,482,862.60 = 439,882,874.20 : x
  2. Step 2: Convert to fraction form
    497,278,502.20/744,482,862.60 = 439,882,874.20/x
  3. Step 3: Cross multiply
    497,278,502.20x = 744,482,862.60 × 439,882,874.20
  4. Step 4: Simplify right side
    497,278,502.20x = 327,485,261,393,131,712
  5. Step 5: Solve for x
    x = 327,485,261,393,131,712/497,278,502.20
  6. Step 6: Final answer
    x = 658,555,034.94

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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.