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Finding the Third Proportional to 302,660,018 and 629,475,376

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Solution

The third proportional to 302,660,018 and 629,475,376 is: 1,309,189,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,660,018 : 629,475,376 = 629,475,376 : x
  2. Step 2: Convert to fraction form
    302,660,018/629,475,376 = 629,475,376/x
  3. Step 3: Cross multiply
    302,660,018x = 629,475,376 × 629,475,376
  4. Step 4: Simplify right side
    302,660,018x = 396,239,248,990,341,376
  5. Step 5: Solve for x
    x = 396,239,248,990,341,376/302,660,018
  6. Step 6: Final answer
    x = 1,309,189,273.19

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.