Home / 8,978,691,697.60-13,468,037,546.40-7,366,260,337.60

Finding the Fourth Proportional to 8,978,691,697.60, 13,468,037,546.40 and 7,366,260,337.60

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Solution

The fourth proportional to 8,978,691,697.60, 13,468,037,546.40 and 7,366,260,337.60 is: 11,049,390,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,978,691,697.60 : 13,468,037,546.40 = 7,366,260,337.60 : x
  2. Step 2: Convert to fraction form
    8,978,691,697.60/13,468,037,546.40 = 7,366,260,337.60/x
  3. Step 3: Cross multiply
    8,978,691,697.60x = 13,468,037,546.40 × 7,366,260,337.60
  4. Step 4: Simplify right side
    8,978,691,697.60x = 99,209,070,803,353,944,064
  5. Step 5: Solve for x
    x = 99,209,070,803,353,944,064/8,978,691,697.60
  6. Step 6: Final answer
    x = 11,049,390,506.40

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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.