Home / 231,731,786.25-324,771,504.75

Finding the Third Proportional to 231,731,786.25 and 324,771,504.75

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Solution

The third proportional to 231,731,786.25 and 324,771,504.75 is: 455,166,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,731,786.25 : 324,771,504.75 = 324,771,504.75 : x
  2. Step 2: Convert to fraction form
    231,731,786.25/324,771,504.75 = 324,771,504.75/x
  3. Step 3: Cross multiply
    231,731,786.25x = 324,771,504.75 × 324,771,504.75
  4. Step 4: Simplify right side
    231,731,786.25x = 105,476,530,297,579,280
  5. Step 5: Solve for x
    x = 105,476,530,297,579,280/231,731,786.25
  6. Step 6: Final answer
    x = 455,166,431.87

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.