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Finding the Third Proportional to 19,318,197 and 40,222,698

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Solution

The third proportional to 19,318,197 and 40,222,698 is: 83,748,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318,197 : 40,222,698 = 40,222,698 : x
  2. Step 2: Convert to fraction form
    19,318,197/40,222,698 = 40,222,698/x
  3. Step 3: Cross multiply
    19,318,197x = 40,222,698 × 40,222,698
  4. Step 4: Simplify right side
    19,318,197x = 1,617,865,434,399,204
  5. Step 5: Solve for x
    x = 1,617,865,434,399,204/19,318,197
  6. Step 6: Final answer
    x = 83,748,262.55

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.