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Finding the Third Proportional to 45,661,654 and 68,879,554

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Solution

The third proportional to 45,661,654 and 68,879,554 is: 103,903,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661,654 : 68,879,554 = 68,879,554 : x
  2. Step 2: Convert to fraction form
    45,661,654/68,879,554 = 68,879,554/x
  3. Step 3: Cross multiply
    45,661,654x = 68,879,554 × 68,879,554
  4. Step 4: Simplify right side
    45,661,654x = 4,744,392,959,238,916
  5. Step 5: Solve for x
    x = 4,744,392,959,238,916/45,661,654
  6. Step 6: Final answer
    x = 103,903,221.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.