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Finding the Third Proportional to 100,370,331 and 153,440,223

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Solution

The third proportional to 100,370,331 and 153,440,223 is: 234,570,333.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,370,331 : 153,440,223 = 153,440,223 : x
  2. Step 2: Convert to fraction form
    100,370,331/153,440,223 = 153,440,223/x
  3. Step 3: Cross multiply
    100,370,331x = 153,440,223 × 153,440,223
  4. Step 4: Simplify right side
    100,370,331x = 23,543,902,034,289,728
  5. Step 5: Solve for x
    x = 23,543,902,034,289,728/100,370,331
  6. Step 6: Final answer
    x = 234,570,333.68

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.