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Finding the Third Proportional to 126,323,361 and 190,418,188.50

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Solution

The third proportional to 126,323,361 and 190,418,188.50 is: 287,033,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,323,361 : 190,418,188.50 = 190,418,188.50 : x
  2. Step 2: Convert to fraction form
    126,323,361/190,418,188.50 = 190,418,188.50/x
  3. Step 3: Cross multiply
    126,323,361x = 190,418,188.50 × 190,418,188.50
  4. Step 4: Simplify right side
    126,323,361x = 36,259,086,511,621,536
  5. Step 5: Solve for x
    x = 36,259,086,511,621,536/126,323,361
  6. Step 6: Final answer
    x = 287,033,896.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.