Home / 541,027,793,348.46-746,632,934,997.18-318,314,179,281.96

Finding the Fourth Proportional to 541,027,793,348.46, 746,632,934,997.18 and 318,314,179,281.96

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Solution

The fourth proportional to 541,027,793,348.46, 746,632,934,997.18 and 318,314,179,281.96 is: 439,282,145,668.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,027,793,348.46 : 746,632,934,997.18 = 318,314,179,281.96 : x
  2. Step 2: Convert to fraction form
    541,027,793,348.46/746,632,934,997.18 = 318,314,179,281.96/x
  3. Step 3: Cross multiply
    541,027,793,348.46x = 746,632,934,997.18 × 318,314,179,281.96
  4. Step 4: Simplify right side
    541,027,793,348.46x = 237,663,849,928,508,370,321,408
  5. Step 5: Solve for x
    x = 237,663,849,928,508,370,321,408/541,027,793,348.46
  6. Step 6: Final answer
    x = 439,282,145,668.69

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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.