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Finding the Third Proportional to 87,226,143 and 190,296,003

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Solution

The third proportional to 87,226,143 and 190,296,003 is: 415,157,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,226,143 : 190,296,003 = 190,296,003 : x
  2. Step 2: Convert to fraction form
    87,226,143/190,296,003 = 190,296,003/x
  3. Step 3: Cross multiply
    87,226,143x = 190,296,003 × 190,296,003
  4. Step 4: Simplify right side
    87,226,143x = 36,212,568,757,776,008
  5. Step 5: Solve for x
    x = 36,212,568,757,776,008/87,226,143
  6. Step 6: Final answer
    x = 415,157,285.56

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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.