Home / 524,394,805.10-787,488,002.85-343,444,174.70

Finding the Fourth Proportional to 524,394,805.10, 787,488,002.85 and 343,444,174.70

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Solution

The fourth proportional to 524,394,805.10, 787,488,002.85 and 343,444,174.70 is: 515,752,949.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,394,805.10 : 787,488,002.85 = 343,444,174.70 : x
  2. Step 2: Convert to fraction form
    524,394,805.10/787,488,002.85 = 343,444,174.70/x
  3. Step 3: Cross multiply
    524,394,805.10x = 787,488,002.85 × 343,444,174.70
  4. Step 4: Simplify right side
    524,394,805.10x = 270,458,167,224,969,504
  5. Step 5: Solve for x
    x = 270,458,167,224,969,504/524,394,805.10
  6. Step 6: Final answer
    x = 515,752,949.10

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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.