Home / 86,621,697.75-192,610,642.38

Finding the Third Proportional to 86,621,697.75 and 192,610,642.38

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Solution

The third proportional to 86,621,697.75 and 192,610,642.38 is: 428,285,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,621,697.75 : 192,610,642.38 = 192,610,642.38 : x
  2. Step 2: Convert to fraction form
    86,621,697.75/192,610,642.38 = 192,610,642.38/x
  3. Step 3: Cross multiply
    86,621,697.75x = 192,610,642.38 × 192,610,642.38
  4. Step 4: Simplify right side
    86,621,697.75x = 37,098,859,556,110,144
  5. Step 5: Solve for x
    x = 37,098,859,556,110,144/86,621,697.75
  6. Step 6: Final answer
    x = 428,285,989.77

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.