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Finding the Third Proportional to 69,361,682 and 151,081,006

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Solution

The third proportional to 69,361,682 and 151,081,006 is: 329,078,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,361,682 : 151,081,006 = 151,081,006 : x
  2. Step 2: Convert to fraction form
    69,361,682/151,081,006 = 151,081,006/x
  3. Step 3: Cross multiply
    69,361,682x = 151,081,006 × 151,081,006
  4. Step 4: Simplify right side
    69,361,682x = 22,825,470,373,972,036
  5. Step 5: Solve for x
    x = 22,825,470,373,972,036/69,361,682
  6. Step 6: Final answer
    x = 329,078,962.85

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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.