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Finding the Third Proportional to 55,708,956 and 122,179,593

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Solution

The third proportional to 55,708,956 and 122,179,593 is: 267,961,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,708,956 : 122,179,593 = 122,179,593 : x
  2. Step 2: Convert to fraction form
    55,708,956/122,179,593 = 122,179,593/x
  3. Step 3: Cross multiply
    55,708,956x = 122,179,593 × 122,179,593
  4. Step 4: Simplify right side
    55,708,956x = 14,927,852,945,645,648
  5. Step 5: Solve for x
    x = 14,927,852,945,645,648/55,708,956
  6. Step 6: Final answer
    x = 267,961,455.71

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.