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Finding the Third Proportional to 86,189,274 and 186,052,644

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Solution

The third proportional to 86,189,274 and 186,052,644 is: 401,622,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,189,274 : 186,052,644 = 186,052,644 : x
  2. Step 2: Convert to fraction form
    86,189,274/186,052,644 = 186,052,644/x
  3. Step 3: Cross multiply
    86,189,274x = 186,052,644 × 186,052,644
  4. Step 4: Simplify right side
    86,189,274x = 34,615,586,339,390,736
  5. Step 5: Solve for x
    x = 34,615,586,339,390,736/86,189,274
  6. Step 6: Final answer
    x = 401,622,901.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.