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Finding the Third Proportional to 63,541,770 and 138,736,194

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Solution

The third proportional to 63,541,770 and 138,736,194 is: 302,914,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,541,770 : 138,736,194 = 138,736,194 : x
  2. Step 2: Convert to fraction form
    63,541,770/138,736,194 = 138,736,194/x
  3. Step 3: Cross multiply
    63,541,770x = 138,736,194 × 138,736,194
  4. Step 4: Simplify right side
    63,541,770x = 19,247,731,525,605,636
  5. Step 5: Solve for x
    x = 19,247,731,525,605,636/63,541,770
  6. Step 6: Final answer
    x = 302,914,626.48

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.