Home / 11,889,747,129.70-17,834,620,694.55-3,608,620,891.30

Finding the Fourth Proportional to 11,889,747,129.70, 17,834,620,694.55 and 3,608,620,891.30

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Solution

The fourth proportional to 11,889,747,129.70, 17,834,620,694.55 and 3,608,620,891.30 is: 5,412,931,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,747,129.70 : 17,834,620,694.55 = 3,608,620,891.30 : x
  2. Step 2: Convert to fraction form
    11,889,747,129.70/17,834,620,694.55 = 3,608,620,891.30/x
  3. Step 3: Cross multiply
    11,889,747,129.70x = 17,834,620,694.55 × 3,608,620,891.30
  4. Step 4: Simplify right side
    11,889,747,129.70x = 64,358,384,826,764,443,648
  5. Step 5: Solve for x
    x = 64,358,384,826,764,443,648/11,889,747,129.70
  6. Step 6: Final answer
    x = 5,412,931,336.95

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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.