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Finding the Third Proportional to 86,601,298 and 188,447,917

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Solution

The third proportional to 86,601,298 and 188,447,917 is: 410,070,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,601,298 : 188,447,917 = 188,447,917 : x
  2. Step 2: Convert to fraction form
    86,601,298/188,447,917 = 188,447,917/x
  3. Step 3: Cross multiply
    86,601,298x = 188,447,917 × 188,447,917
  4. Step 4: Simplify right side
    86,601,298x = 35,512,617,421,638,888
  5. Step 5: Solve for x
    x = 35,512,617,421,638,888/86,601,298
  6. Step 6: Final answer
    x = 410,070,267.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.