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Finding the Fourth Proportional to 568,675,231.20, 798,441,148.80 and 568,675,231.20

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Solution

The fourth proportional to 568,675,231.20, 798,441,148.80 and 568,675,231.20 is: 798,441,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,675,231.20 : 798,441,148.80 = 568,675,231.20 : x
  2. Step 2: Convert to fraction form
    568,675,231.20/798,441,148.80 = 568,675,231.20/x
  3. Step 3: Cross multiply
    568,675,231.20x = 798,441,148.80 × 568,675,231.20
  4. Step 4: Simplify right side
    568,675,231.20x = 454,053,704,893,433,600
  5. Step 5: Solve for x
    x = 454,053,704,893,433,600/568,675,231.20
  6. Step 6: Final answer
    x = 798,441,148.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.