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Finding the Third Proportional to 129,204,234 and 198,596,250.56

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Solution

The third proportional to 129,204,234 and 198,596,250.56 is: 305,256,797.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,204,234 : 198,596,250.56 = 198,596,250.56 : x
  2. Step 2: Convert to fraction form
    129,204,234/198,596,250.56 = 198,596,250.56/x
  3. Step 3: Cross multiply
    129,204,234x = 198,596,250.56 × 198,596,250.56
  4. Step 4: Simplify right side
    129,204,234x = 39,440,470,737,483,280
  5. Step 5: Solve for x
    x = 39,440,470,737,483,280/129,204,234
  6. Step 6: Final answer
    x = 305,256,797.83

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.