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Finding the Third Proportional to 56,858,067 and 87,966,171

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Solution

The third proportional to 56,858,067 and 87,966,171 is: 136,094,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,858,067 : 87,966,171 = 87,966,171 : x
  2. Step 2: Convert to fraction form
    56,858,067/87,966,171 = 87,966,171/x
  3. Step 3: Cross multiply
    56,858,067x = 87,966,171 × 87,966,171
  4. Step 4: Simplify right side
    56,858,067x = 7,738,047,240,401,241
  5. Step 5: Solve for x
    x = 7,738,047,240,401,241/56,858,067
  6. Step 6: Final answer
    x = 136,094,096.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.