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Finding the Third Proportional to 152,796,600 and 331,432,416

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Solution

The third proportional to 152,796,600 and 331,432,416 is: 718,912,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,796,600 : 331,432,416 = 331,432,416 : x
  2. Step 2: Convert to fraction form
    152,796,600/331,432,416 = 331,432,416/x
  3. Step 3: Cross multiply
    152,796,600x = 331,432,416 × 331,432,416
  4. Step 4: Simplify right side
    152,796,600x = 109,847,446,375,597,056
  5. Step 5: Solve for x
    x = 109,847,446,375,597,056/152,796,600
  6. Step 6: Final answer
    x = 718,912,897.12

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.