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Finding the Third Proportional to 69,317,616 and 150,193,982

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Solution

The third proportional to 69,317,616 and 150,193,982 is: 325,432,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,317,616 : 150,193,982 = 150,193,982 : x
  2. Step 2: Convert to fraction form
    69,317,616/150,193,982 = 150,193,982/x
  3. Step 3: Cross multiply
    69,317,616x = 150,193,982 × 150,193,982
  4. Step 4: Simplify right side
    69,317,616x = 22,558,232,229,016,324
  5. Step 5: Solve for x
    x = 22,558,232,229,016,324/69,317,616
  6. Step 6: Final answer
    x = 325,432,891.82

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.