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Finding the Fourth Proportional to 15,715,682,279.20, 23,573,523,418.80 and 15,715,682,279.20

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Solution

The fourth proportional to 15,715,682,279.20, 23,573,523,418.80 and 15,715,682,279.20 is: 23,573,523,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,715,682,279.20 : 23,573,523,418.80 = 15,715,682,279.20 : x
  2. Step 2: Convert to fraction form
    15,715,682,279.20/23,573,523,418.80 = 15,715,682,279.20/x
  3. Step 3: Cross multiply
    15,715,682,279.20x = 23,573,523,418.80 × 15,715,682,279.20
  4. Step 4: Simplify right side
    15,715,682,279.20x = 370,474,004,251,141,341,184
  5. Step 5: Solve for x
    x = 370,474,004,251,141,341,184/15,715,682,279.20
  6. Step 6: Final answer
    x = 23,573,523,418.80

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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.