Home / 12,127,355,517.44-18,192,768,552.96-3,733,971,321.92

Finding the Fourth Proportional to 12,127,355,517.44, 18,192,768,552.96 and 3,733,971,321.92

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Solution

The fourth proportional to 12,127,355,517.44, 18,192,768,552.96 and 3,733,971,321.92 is: 5,601,491,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,355,517.44 : 18,192,768,552.96 = 3,733,971,321.92 : x
  2. Step 2: Convert to fraction form
    12,127,355,517.44/18,192,768,552.96 = 3,733,971,321.92/x
  3. Step 3: Cross multiply
    12,127,355,517.44x = 18,192,768,552.96 × 3,733,971,321.92
  4. Step 4: Simplify right side
    12,127,355,517.44x = 67,931,276,043,080,654,848
  5. Step 5: Solve for x
    x = 67,931,276,043,080,654,848/12,127,355,517.44
  6. Step 6: Final answer
    x = 5,601,491,268.68

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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.