Home / 629,993,158.82-869,260,764.91-362,017,231.23

Finding the Fourth Proportional to 629,993,158.82, 869,260,764.91 and 362,017,231.23

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Solution

The fourth proportional to 629,993,158.82, 869,260,764.91 and 362,017,231.23 is: 499,509,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,993,158.82 : 869,260,764.91 = 362,017,231.23 : x
  2. Step 2: Convert to fraction form
    629,993,158.82/869,260,764.91 = 362,017,231.23/x
  3. Step 3: Cross multiply
    629,993,158.82x = 869,260,764.91 × 362,017,231.23
  4. Step 4: Simplify right side
    629,993,158.82x = 314,687,375,328,685,120
  5. Step 5: Solve for x
    x = 314,687,375,328,685,120/629,993,158.82
  6. Step 6: Final answer
    x = 499,509,194.55

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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.