Home / 629,993,161.44-869,260,768.53-362,017,233.86

Finding the Fourth Proportional to 629,993,161.44, 869,260,768.53 and 362,017,233.86

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Solution

The fourth proportional to 629,993,161.44, 869,260,768.53 and 362,017,233.86 is: 499,509,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,993,161.44 : 869,260,768.53 = 362,017,233.86 : x
  2. Step 2: Convert to fraction form
    629,993,161.44/869,260,768.53 = 362,017,233.86/x
  3. Step 3: Cross multiply
    629,993,161.44x = 869,260,768.53 × 362,017,233.86
  4. Step 4: Simplify right side
    629,993,161.44x = 314,687,378,921,902,016
  5. Step 5: Solve for x
    x = 314,687,378,921,902,016/629,993,161.44
  6. Step 6: Final answer
    x = 499,509,198.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.