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Finding the Third Proportional to 64,494,212 and 140,325,628

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Solution

The third proportional to 64,494,212 and 140,325,628 is: 305,318,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,494,212 : 140,325,628 = 140,325,628 : x
  2. Step 2: Convert to fraction form
    64,494,212/140,325,628 = 140,325,628/x
  3. Step 3: Cross multiply
    64,494,212x = 140,325,628 × 140,325,628
  4. Step 4: Simplify right side
    64,494,212x = 19,691,281,873,594,384
  5. Step 5: Solve for x
    x = 19,691,281,873,594,384/64,494,212
  6. Step 6: Final answer
    x = 305,318,590.04

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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.