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Finding the Fourth Proportional to 10,028,796,620.20, 15,043,194,930.30 and 10,028,796,620.20

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Solution

The fourth proportional to 10,028,796,620.20, 15,043,194,930.30 and 10,028,796,620.20 is: 15,043,194,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028,796,620.20 : 15,043,194,930.30 = 10,028,796,620.20 : x
  2. Step 2: Convert to fraction form
    10,028,796,620.20/15,043,194,930.30 = 10,028,796,620.20/x
  3. Step 3: Cross multiply
    10,028,796,620.20x = 15,043,194,930.30 × 10,028,796,620.20
  4. Step 4: Simplify right side
    10,028,796,620.20x = 150,865,142,474,002,432,000
  5. Step 5: Solve for x
    x = 150,865,142,474,002,432,000/10,028,796,620.20
  6. Step 6: Final answer
    x = 15,043,194,930.30

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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.