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Finding the Fourth Proportional to 18,336,156,729.20, 27,504,235,093.80 and 18,336,156,729.20

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Solution

The fourth proportional to 18,336,156,729.20, 27,504,235,093.80 and 18,336,156,729.20 is: 27,504,235,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336,156,729.20 : 27,504,235,093.80 = 18,336,156,729.20 : x
  2. Step 2: Convert to fraction form
    18,336,156,729.20/27,504,235,093.80 = 18,336,156,729.20/x
  3. Step 3: Cross multiply
    18,336,156,729.20x = 27,504,235,093.80 × 18,336,156,729.20
  4. Step 4: Simplify right side
    18,336,156,729.20x = 504,321,965,396,679,655,424
  5. Step 5: Solve for x
    x = 504,321,965,396,679,655,424/18,336,156,729.20
  6. Step 6: Final answer
    x = 27,504,235,093.80

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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.