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Finding the Third Proportional to 136,810,172 and 300,982,106

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Solution

The third proportional to 136,810,172 and 300,982,106 is: 662,160,033.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,810,172 : 300,982,106 = 300,982,106 : x
  2. Step 2: Convert to fraction form
    136,810,172/300,982,106 = 300,982,106/x
  3. Step 3: Cross multiply
    136,810,172x = 300,982,106 × 300,982,106
  4. Step 4: Simplify right side
    136,810,172x = 90,590,228,132,195,232
  5. Step 5: Solve for x
    x = 90,590,228,132,195,232/136,810,172
  6. Step 6: Final answer
    x = 662,160,033.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.