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Finding the Fourth Proportional to 8,701,981,212.60, 13,052,971,818.90 and 8,701,981,212.60

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Solution

The fourth proportional to 8,701,981,212.60, 13,052,971,818.90 and 8,701,981,212.60 is: 13,052,971,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,981,212.60 : 13,052,971,818.90 = 8,701,981,212.60 : x
  2. Step 2: Convert to fraction form
    8,701,981,212.60/13,052,971,818.90 = 8,701,981,212.60/x
  3. Step 3: Cross multiply
    8,701,981,212.60x = 13,052,971,818.90 × 8,701,981,212.60
  4. Step 4: Simplify right side
    8,701,981,212.60x = 113,586,715,536,665,051,136
  5. Step 5: Solve for x
    x = 113,586,715,536,665,051,136/8,701,981,212.60
  6. Step 6: Final answer
    x = 13,052,971,818.90

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Similar ratio
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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.