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Finding the Fourth Proportional to 2,071,794,408.20, 3,107,691,612.30 and 2,071,794,408.20

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Solution

The fourth proportional to 2,071,794,408.20, 3,107,691,612.30 and 2,071,794,408.20 is: 3,107,691,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,794,408.20 : 3,107,691,612.30 = 2,071,794,408.20 : x
  2. Step 2: Convert to fraction form
    2,071,794,408.20/3,107,691,612.30 = 2,071,794,408.20/x
  3. Step 3: Cross multiply
    2,071,794,408.20x = 3,107,691,612.30 × 2,071,794,408.20
  4. Step 4: Simplify right side
    2,071,794,408.20x = 6,438,498,104,773,182,464
  5. Step 5: Solve for x
    x = 6,438,498,104,773,182,464/2,071,794,408.20
  6. Step 6: Final answer
    x = 3,107,691,612.30

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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.