Home / 87,613,008.75-136,198,381.50

Finding the Third Proportional to 87,613,008.75 and 136,198,381.50

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Solution

The third proportional to 87,613,008.75 and 136,198,381.50 is: 211,726,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,613,008.75 : 136,198,381.50 = 136,198,381.50 : x
  2. Step 2: Convert to fraction form
    87,613,008.75/136,198,381.50 = 136,198,381.50/x
  3. Step 3: Cross multiply
    87,613,008.75x = 136,198,381.50 × 136,198,381.50
  4. Step 4: Simplify right side
    87,613,008.75x = 18,549,999,123,219,544
  5. Step 5: Solve for x
    x = 18,549,999,123,219,544/87,613,008.75
  6. Step 6: Final answer
    x = 211,726,539.11

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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.