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Finding the Third Proportional to 63,976,050 and 138,146,244

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Solution

The third proportional to 63,976,050 and 138,146,244 is: 298,305,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,976,050 : 138,146,244 = 138,146,244 : x
  2. Step 2: Convert to fraction form
    63,976,050/138,146,244 = 138,146,244/x
  3. Step 3: Cross multiply
    63,976,050x = 138,146,244 × 138,146,244
  4. Step 4: Simplify right side
    63,976,050x = 19,084,384,731,307,536
  5. Step 5: Solve for x
    x = 19,084,384,731,307,536/63,976,050
  6. Step 6: Final answer
    x = 298,305,142.80

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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.