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Finding the Third Proportional to 149,518,702 and 218,601,565

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Solution

The third proportional to 149,518,702 and 218,601,565 is: 319,603,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,518,702 : 218,601,565 = 218,601,565 : x
  2. Step 2: Convert to fraction form
    149,518,702/218,601,565 = 218,601,565/x
  3. Step 3: Cross multiply
    149,518,702x = 218,601,565 × 218,601,565
  4. Step 4: Simplify right side
    149,518,702x = 47,786,644,220,449,224
  5. Step 5: Solve for x
    x = 47,786,644,220,449,224/149,518,702
  6. Step 6: Final answer
    x = 319,603,123.76

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.