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Finding the Fourth Proportional to 7,374,777,234.65, 11,062,165,851.98 and 7,374,777,234.65

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Solution

The fourth proportional to 7,374,777,234.65, 11,062,165,851.98 and 7,374,777,234.65 is: 11,062,165,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,777,234.65 : 11,062,165,851.98 = 7,374,777,234.65 : x
  2. Step 2: Convert to fraction form
    7,374,777,234.65/11,062,165,851.98 = 7,374,777,234.65/x
  3. Step 3: Cross multiply
    7,374,777,234.65x = 11,062,165,851.98 × 7,374,777,234.65
  4. Step 4: Simplify right side
    7,374,777,234.65x = 81,581,008,891,067,842,560
  5. Step 5: Solve for x
    x = 81,581,008,891,067,842,560/7,374,777,234.65
  6. Step 6: Final answer
    x = 11,062,165,851.98

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Double scale
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1.5x scale

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.