Home / 31,484,895,000.20-47,245,482,353.10-11,869,667,505.80

Finding the Fourth Proportional to 31,484,895,000.20, 47,245,482,353.10 and 11,869,667,505.80

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Solution

The fourth proportional to 31,484,895,000.20, 47,245,482,353.10 and 11,869,667,505.80 is: 17,811,339,903.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484,895,000.20 : 47,245,482,353.10 = 11,869,667,505.80 : x
  2. Step 2: Convert to fraction form
    31,484,895,000.20/47,245,482,353.10 = 11,869,667,505.80/x
  3. Step 3: Cross multiply
    31,484,895,000.20x = 47,245,482,353.10 × 11,869,667,505.80
  4. Step 4: Simplify right side
    31,484,895,000.20x = 560,788,166,682,438,336,512
  5. Step 5: Solve for x
    x = 560,788,166,682,438,336,512/31,484,895,000.20
  6. Step 6: Final answer
    x = 17,811,339,903.75

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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.