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Finding the Fourth Proportional to 568,675,806.60, 853,013,709.90 and 482,582,364.60

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Solution

The fourth proportional to 568,675,806.60, 853,013,709.90 and 482,582,364.60 is: 723,873,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,675,806.60 : 853,013,709.90 = 482,582,364.60 : x
  2. Step 2: Convert to fraction form
    568,675,806.60/853,013,709.90 = 482,582,364.60/x
  3. Step 3: Cross multiply
    568,675,806.60x = 853,013,709.90 × 482,582,364.60
  4. Step 4: Simplify right side
    568,675,806.60x = 411,649,373,159,760,448
  5. Step 5: Solve for x
    x = 411,649,373,159,760,448/568,675,806.60
  6. Step 6: Final answer
    x = 723,873,546.90

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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.