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Finding the Third Proportional to 56,481,654 and 123,321,228

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Solution

The third proportional to 56,481,654 and 123,321,228 is: 269,257,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,481,654 : 123,321,228 = 123,321,228 : x
  2. Step 2: Convert to fraction form
    56,481,654/123,321,228 = 123,321,228/x
  3. Step 3: Cross multiply
    56,481,654x = 123,321,228 × 123,321,228
  4. Step 4: Simplify right side
    56,481,654x = 15,208,125,275,427,984
  5. Step 5: Solve for x
    x = 15,208,125,275,427,984/56,481,654
  6. Step 6: Final answer
    x = 269,257,789.01

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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.