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Finding the Third Proportional to 86,621,702 and 192,610,650.50

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Solution

The third proportional to 86,621,702 and 192,610,650.50 is: 428,286,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,621,702 : 192,610,650.50 = 192,610,650.50 : x
  2. Step 2: Convert to fraction form
    86,621,702/192,610,650.50 = 192,610,650.50/x
  3. Step 3: Cross multiply
    86,621,702x = 192,610,650.50 × 192,610,650.50
  4. Step 4: Simplify right side
    86,621,702x = 37,098,862,686,033,152
  5. Step 5: Solve for x
    x = 37,098,862,686,033,152/86,621,702
  6. Step 6: Final answer
    x = 428,286,004.89

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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.