Home / 11,889,747,144.20-17,834,620,716.30-3,608,620,905.80

Finding the Fourth Proportional to 11,889,747,144.20, 17,834,620,716.30 and 3,608,620,905.80

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Solution

The fourth proportional to 11,889,747,144.20, 17,834,620,716.30 and 3,608,620,905.80 is: 5,412,931,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,747,144.20 : 17,834,620,716.30 = 3,608,620,905.80 : x
  2. Step 2: Convert to fraction form
    11,889,747,144.20/17,834,620,716.30 = 3,608,620,905.80/x
  3. Step 3: Cross multiply
    11,889,747,144.20x = 17,834,620,716.30 × 3,608,620,905.80
  4. Step 4: Simplify right side
    11,889,747,144.20x = 64,358,385,163,853,955,072
  5. Step 5: Solve for x
    x = 64,358,385,163,853,955,072/11,889,747,144.20
  6. Step 6: Final answer
    x = 5,412,931,358.70

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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.