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Finding the Third Proportional to 63,572,167 and 137,305,621

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Solution

The third proportional to 63,572,167 and 137,305,621 is: 296,557,982.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,572,167 : 137,305,621 = 137,305,621 : x
  2. Step 2: Convert to fraction form
    63,572,167/137,305,621 = 137,305,621/x
  3. Step 3: Cross multiply
    63,572,167x = 137,305,621 × 137,305,621
  4. Step 4: Simplify right side
    63,572,167x = 18,852,833,558,195,640
  5. Step 5: Solve for x
    x = 18,852,833,558,195,640/63,572,167
  6. Step 6: Final answer
    x = 296,557,982.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.