Home / 99,529,013.25-218,190,003.75

Finding the Third Proportional to 99,529,013.25 and 218,190,003.75

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Solution

The third proportional to 99,529,013.25 and 218,190,003.75 is: 478,321,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,529,013.25 : 218,190,003.75 = 218,190,003.75 : x
  2. Step 2: Convert to fraction form
    99,529,013.25/218,190,003.75 = 218,190,003.75/x
  3. Step 3: Cross multiply
    99,529,013.25x = 218,190,003.75 × 218,190,003.75
  4. Step 4: Simplify right side
    99,529,013.25x = 47,606,877,736,425,016
  5. Step 5: Solve for x
    x = 47,606,877,736,425,016/99,529,013.25
  6. Step 6: Final answer
    x = 478,321,608.76

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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.