Home / 10,921,096,367.70-16,381,644,551.55-10,812,257,250.90

Finding the Fourth Proportional to 10,921,096,367.70, 16,381,644,551.55 and 10,812,257,250.90

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Solution

The fourth proportional to 10,921,096,367.70, 16,381,644,551.55 and 10,812,257,250.90 is: 16,218,385,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,096,367.70 : 16,381,644,551.55 = 10,812,257,250.90 : x
  2. Step 2: Convert to fraction form
    10,921,096,367.70/16,381,644,551.55 = 10,812,257,250.90/x
  3. Step 3: Cross multiply
    10,921,096,367.70x = 16,381,644,551.55 × 10,812,257,250.90
  4. Step 4: Simplify right side
    10,921,096,367.70x = 177,122,555,084,162,957,312
  5. Step 5: Solve for x
    x = 177,122,555,084,162,957,312/10,921,096,367.70
  6. Step 6: Final answer
    x = 16,218,385,876.35

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Double scale
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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.