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Finding the Third Proportional to 120,744,067 and 188,290,541

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Solution

The third proportional to 120,744,067 and 188,290,541 is: 293,623,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,744,067 : 188,290,541 = 188,290,541 : x
  2. Step 2: Convert to fraction form
    120,744,067/188,290,541 = 188,290,541/x
  3. Step 3: Cross multiply
    120,744,067x = 188,290,541 × 188,290,541
  4. Step 4: Simplify right side
    120,744,067x = 35,453,327,830,072,680
  5. Step 5: Solve for x
    x = 35,453,327,830,072,680/120,744,067
  6. Step 6: Final answer
    x = 293,623,767.29

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.