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Finding the Fourth Proportional to 15,160,168,253.85, 22,740,252,380.78 and 15,160,168,253.85

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Solution

The fourth proportional to 15,160,168,253.85, 22,740,252,380.78 and 15,160,168,253.85 is: 22,740,252,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160,168,253.85 : 22,740,252,380.78 = 15,160,168,253.85 : x
  2. Step 2: Convert to fraction form
    15,160,168,253.85/22,740,252,380.78 = 15,160,168,253.85/x
  3. Step 3: Cross multiply
    15,160,168,253.85x = 22,740,252,380.78 × 15,160,168,253.85
  4. Step 4: Simplify right side
    15,160,168,253.85x = 344,746,052,227,562,078,208
  5. Step 5: Solve for x
    x = 344,746,052,227,562,078,208/15,160,168,253.85
  6. Step 6: Final answer
    x = 22,740,252,380.78

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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.