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Finding the Third Proportional to 63,646,714 and 138,952,028

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Solution

The third proportional to 63,646,714 and 138,952,028 is: 303,356,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,646,714 : 138,952,028 = 138,952,028 : x
  2. Step 2: Convert to fraction form
    63,646,714/138,952,028 = 138,952,028/x
  3. Step 3: Cross multiply
    63,646,714x = 138,952,028 × 138,952,028
  4. Step 4: Simplify right side
    63,646,714x = 19,307,666,085,312,784
  5. Step 5: Solve for x
    x = 19,307,666,085,312,784/63,646,714
  6. Step 6: Final answer
    x = 303,356,840.78

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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.