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Finding the Third Proportional to 303,332,990 and 653,524,284

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Solution

The third proportional to 303,332,990 and 653,524,284 is: 1,408,003,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,332,990 : 653,524,284 = 653,524,284 : x
  2. Step 2: Convert to fraction form
    303,332,990/653,524,284 = 653,524,284/x
  3. Step 3: Cross multiply
    303,332,990x = 653,524,284 × 653,524,284
  4. Step 4: Simplify right side
    303,332,990x = 427,093,989,777,712,640
  5. Step 5: Solve for x
    x = 427,093,989,777,712,640/303,332,990
  6. Step 6: Final answer
    x = 1,408,003,757.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.