Home / 179,463,242.25-389,555,079.75

Finding the Third Proportional to 179,463,242.25 and 389,555,079.75

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Solution

The third proportional to 179,463,242.25 and 389,555,079.75 is: 845,594,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,463,242.25 : 389,555,079.75 = 389,555,079.75 : x
  2. Step 2: Convert to fraction form
    179,463,242.25/389,555,079.75 = 389,555,079.75/x
  3. Step 3: Cross multiply
    179,463,242.25x = 389,555,079.75 × 389,555,079.75
  4. Step 4: Simplify right side
    179,463,242.25x = 151,753,160,159,028,864
  5. Step 5: Solve for x
    x = 151,753,160,159,028,864/179,463,242.25
  6. Step 6: Final answer
    x = 845,594,664.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.