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Finding the Third Proportional to 69,361,578 and 152,452,170

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Solution

The third proportional to 69,361,578 and 152,452,170 is: 335,079,806.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,361,578 : 152,452,170 = 152,452,170 : x
  2. Step 2: Convert to fraction form
    69,361,578/152,452,170 = 152,452,170/x
  3. Step 3: Cross multiply
    69,361,578x = 152,452,170 × 152,452,170
  4. Step 4: Simplify right side
    69,361,578x = 23,241,664,137,708,900
  5. Step 5: Solve for x
    x = 23,241,664,137,708,900/69,361,578
  6. Step 6: Final answer
    x = 335,079,806.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.