Home / 8,978,691,704.10-13,468,037,556.15-7,366,260,344.10

Finding the Fourth Proportional to 8,978,691,704.10, 13,468,037,556.15 and 7,366,260,344.10

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Solution

The fourth proportional to 8,978,691,704.10, 13,468,037,556.15 and 7,366,260,344.10 is: 11,049,390,516.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,978,691,704.10 : 13,468,037,556.15 = 7,366,260,344.10 : x
  2. Step 2: Convert to fraction form
    8,978,691,704.10/13,468,037,556.15 = 7,366,260,344.10/x
  3. Step 3: Cross multiply
    8,978,691,704.10x = 13,468,037,556.15 × 7,366,260,344.10
  4. Step 4: Simplify right side
    8,978,691,704.10x = 99,209,070,962,717,229,056
  5. Step 5: Solve for x
    x = 99,209,070,962,717,229,056/8,978,691,704.10
  6. Step 6: Final answer
    x = 11,049,390,516.15

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Double scale
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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.