Home / 186,187,367.25-391,669,917.75

Finding the Third Proportional to 186,187,367.25 and 391,669,917.75

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Solution

The third proportional to 186,187,367.25 and 391,669,917.75 is: 823,929,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,187,367.25 : 391,669,917.75 = 391,669,917.75 : x
  2. Step 2: Convert to fraction form
    186,187,367.25/391,669,917.75 = 391,669,917.75/x
  3. Step 3: Cross multiply
    186,187,367.25x = 391,669,917.75 × 391,669,917.75
  4. Step 4: Simplify right side
    186,187,367.25x = 153,405,324,470,291,776
  5. Step 5: Solve for x
    x = 153,405,324,470,291,776/186,187,367.25
  6. Step 6: Final answer
    x = 823,929,822.61

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.