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Finding the Third Proportional to 620,944,645.50 and 1,260,135,432

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Solution

The third proportional to 620,944,645.50 and 1,260,135,432 is: 2,557,299,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,944,645.50 : 1,260,135,432 = 1,260,135,432 : x
  2. Step 2: Convert to fraction form
    620,944,645.50/1,260,135,432 = 1,260,135,432/x
  3. Step 3: Cross multiply
    620,944,645.50x = 1,260,135,432 × 1,260,135,432
  4. Step 4: Simplify right side
    620,944,645.50x = 1,587,941,306,981,826,560
  5. Step 5: Solve for x
    x = 1,587,941,306,981,826,560/620,944,645.50
  6. Step 6: Final answer
    x = 2,557,299,299.53

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.