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Finding the Fourth Proportional to 568,675,804.60, 853,013,706.90 and 482,582,362.60

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Solution

The fourth proportional to 568,675,804.60, 853,013,706.90 and 482,582,362.60 is: 723,873,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,675,804.60 : 853,013,706.90 = 482,582,362.60 : x
  2. Step 2: Convert to fraction form
    568,675,804.60/853,013,706.90 = 482,582,362.60/x
  3. Step 3: Cross multiply
    568,675,804.60x = 853,013,706.90 × 482,582,362.60
  4. Step 4: Simplify right side
    568,675,804.60x = 411,649,370,005,985,920
  5. Step 5: Solve for x
    x = 411,649,370,005,985,920/568,675,804.60
  6. Step 6: Final answer
    x = 723,873,543.90

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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.