Home / 123,485,642.44-243,848,248.03

Finding the Third Proportional to 123,485,642.44 and 243,848,248.03

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Solution

The third proportional to 123,485,642.44 and 243,848,248.03 is: 481,529,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,485,642.44 : 243,848,248.03 = 243,848,248.03 : x
  2. Step 2: Convert to fraction form
    123,485,642.44/243,848,248.03 = 243,848,248.03/x
  3. Step 3: Cross multiply
    123,485,642.44x = 243,848,248.03 × 243,848,248.03
  4. Step 4: Simplify right side
    123,485,642.44x = 59,461,968,067,910,016
  5. Step 5: Solve for x
    x = 59,461,968,067,910,016/123,485,642.44
  6. Step 6: Final answer
    x = 481,529,406.13

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.