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Finding the Fourth Proportional to 10,451,285,388.60, 15,676,928,082.90 and 10,451,285,388.60

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Solution

The fourth proportional to 10,451,285,388.60, 15,676,928,082.90 and 10,451,285,388.60 is: 15,676,928,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451,285,388.60 : 15,676,928,082.90 = 10,451,285,388.60 : x
  2. Step 2: Convert to fraction form
    10,451,285,388.60/15,676,928,082.90 = 10,451,285,388.60/x
  3. Step 3: Cross multiply
    10,451,285,388.60x = 15,676,928,082.90 × 10,451,285,388.60
  4. Step 4: Simplify right side
    10,451,285,388.60x = 163,844,049,410,945,777,664
  5. Step 5: Solve for x
    x = 163,844,049,410,945,777,664/10,451,285,388.60
  6. Step 6: Final answer
    x = 15,676,928,082.90

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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.