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Finding the Third Proportional to 1,318,903,936 and 2,040,335,322

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Solution

The third proportional to 1,318,903,936 and 2,040,335,322 is: 3,156,384,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,903,936 : 2,040,335,322 = 2,040,335,322 : x
  2. Step 2: Convert to fraction form
    1,318,903,936/2,040,335,322 = 2,040,335,322/x
  3. Step 3: Cross multiply
    1,318,903,936x = 2,040,335,322 × 2,040,335,322
  4. Step 4: Simplify right side
    1,318,903,936x = 4,162,968,226,200,843,776
  5. Step 5: Solve for x
    x = 4,162,968,226,200,843,776/1,318,903,936
  6. Step 6: Final answer
    x = 3,156,384,716.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.