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Finding the Third Proportional to 57,786,453 and 120,355,902

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Solution

The third proportional to 57,786,453 and 120,355,902 is: 250,673,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,786,453 : 120,355,902 = 120,355,902 : x
  2. Step 2: Convert to fraction form
    57,786,453/120,355,902 = 120,355,902/x
  3. Step 3: Cross multiply
    57,786,453x = 120,355,902 × 120,355,902
  4. Step 4: Simplify right side
    57,786,453x = 14,485,543,146,233,604
  5. Step 5: Solve for x
    x = 14,485,543,146,233,604/57,786,453
  6. Step 6: Final answer
    x = 250,673,685.51

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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.