Home / 1,338,704,841.90-2,008,057,262.85-476,750,793.90

Finding the Fourth Proportional to 1,338,704,841.90, 2,008,057,262.85 and 476,750,793.90

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Solution

The fourth proportional to 1,338,704,841.90, 2,008,057,262.85 and 476,750,793.90 is: 715,126,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,704,841.90 : 2,008,057,262.85 = 476,750,793.90 : x
  2. Step 2: Convert to fraction form
    1,338,704,841.90/2,008,057,262.85 = 476,750,793.90/x
  3. Step 3: Cross multiply
    1,338,704,841.90x = 2,008,057,262.85 × 476,750,793.90
  4. Step 4: Simplify right side
    1,338,704,841.90x = 957,342,894,260,398,336
  5. Step 5: Solve for x
    x = 957,342,894,260,398,336/1,338,704,841.90
  6. Step 6: Final answer
    x = 715,126,190.85

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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.