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Finding the Third Proportional to 86,601,300.50 and 188,447,921

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Solution

The third proportional to 86,601,300.50 and 188,447,921 is: 410,070,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,601,300.50 : 188,447,921 = 188,447,921 : x
  2. Step 2: Convert to fraction form
    86,601,300.50/188,447,921 = 188,447,921/x
  3. Step 3: Cross multiply
    86,601,300.50x = 188,447,921 × 188,447,921
  4. Step 4: Simplify right side
    86,601,300.50x = 35,512,618,929,222,240
  5. Step 5: Solve for x
    x = 35,512,618,929,222,240/86,601,300.50
  6. Step 6: Final answer
    x = 410,070,272.90

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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.