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Finding the Third Proportional to 20,316,845 and 43,389,067

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Solution

The third proportional to 20,316,845 and 43,389,067 is: 92,662,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,316,845 : 43,389,067 = 43,389,067 : x
  2. Step 2: Convert to fraction form
    20,316,845/43,389,067 = 43,389,067/x
  3. Step 3: Cross multiply
    20,316,845x = 43,389,067 × 43,389,067
  4. Step 4: Simplify right side
    20,316,845x = 1,882,611,135,130,489
  5. Step 5: Solve for x
    x = 1,882,611,135,130,489/20,316,845
  6. Step 6: Final answer
    x = 92,662,573.11

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.