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Finding the Third Proportional to 40,041,221 and 87,422,012.50

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Solution

The third proportional to 40,041,221 and 87,422,012.50 is: 190,868,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041,221 : 87,422,012.50 = 87,422,012.50 : x
  2. Step 2: Convert to fraction form
    40,041,221/87,422,012.50 = 87,422,012.50/x
  3. Step 3: Cross multiply
    40,041,221x = 87,422,012.50 × 87,422,012.50
  4. Step 4: Simplify right side
    40,041,221x = 7,642,608,269,550,156
  5. Step 5: Solve for x
    x = 7,642,608,269,550,156/40,041,221
  6. Step 6: Final answer
    x = 190,868,511.97

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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.