Home / 497,278,521.70-744,482,891.85-439,882,893.70

Finding the Fourth Proportional to 497,278,521.70, 744,482,891.85 and 439,882,893.70

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Solution

The fourth proportional to 497,278,521.70, 744,482,891.85 and 439,882,893.70 is: 658,555,064.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,278,521.70 : 744,482,891.85 = 439,882,893.70 : x
  2. Step 2: Convert to fraction form
    497,278,521.70/744,482,891.85 = 439,882,893.70/x
  3. Step 3: Cross multiply
    497,278,521.70x = 744,482,891.85 × 439,882,893.70
  4. Step 4: Simplify right side
    497,278,521.70x = 327,485,288,777,122,176
  5. Step 5: Solve for x
    x = 327,485,288,777,122,176/497,278,521.70
  6. Step 6: Final answer
    x = 658,555,064.19

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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.