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Finding the Third Proportional to 612,960,876 and 951,738,729

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Solution

The third proportional to 612,960,876 and 951,738,729 is: 1,477,755,993.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,960,876 : 951,738,729 = 951,738,729 : x
  2. Step 2: Convert to fraction form
    612,960,876/951,738,729 = 951,738,729/x
  3. Step 3: Cross multiply
    612,960,876x = 951,738,729 × 951,738,729
  4. Step 4: Simplify right side
    612,960,876x = 905,806,608,278,535,424
  5. Step 5: Solve for x
    x = 905,806,608,278,535,424/612,960,876
  6. Step 6: Final answer
    x = 1,477,755,993.48

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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.