Home / 483,420,188,372.50-667,121,933,974.80-263,693,668,860.92

Finding the Fourth Proportional to 483,420,188,372.50, 667,121,933,974.80 and 263,693,668,860.92

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Solution

The fourth proportional to 483,420,188,372.50, 667,121,933,974.80 and 263,693,668,860.92 is: 363,898,394,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,420,188,372.50 : 667,121,933,974.80 = 263,693,668,860.92 : x
  2. Step 2: Convert to fraction form
    483,420,188,372.50/667,121,933,974.80 = 263,693,668,860.92/x
  3. Step 3: Cross multiply
    483,420,188,372.50x = 667,121,933,974.80 × 263,693,668,860.92
  4. Step 4: Simplify right side
    483,420,188,372.50x = 175,915,830,347,407,466,430,464
  5. Step 5: Solve for x
    x = 175,915,830,347,407,466,430,464/483,420,188,372.50
  6. Step 6: Final answer
    x = 363,898,394,354.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.