Home / 30,680,336.25-65,615,845.50

Finding the Third Proportional to 30,680,336.25 and 65,615,845.50

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Solution

The third proportional to 30,680,336.25 and 65,615,845.50 is: 140,332,203.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,680,336.25 : 65,615,845.50 = 65,615,845.50 : x
  2. Step 2: Convert to fraction form
    30,680,336.25/65,615,845.50 = 65,615,845.50/x
  3. Step 3: Cross multiply
    30,680,336.25x = 65,615,845.50 × 65,615,845.50
  4. Step 4: Simplify right side
    30,680,336.25x = 4,305,439,180,679,870
  5. Step 5: Solve for x
    x = 4,305,439,180,679,870/30,680,336.25
  6. Step 6: Final answer
    x = 140,332,203.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.