Home / 378,922,766.10-568,404,222.20-116,787,362.41

Finding the Fourth Proportional to 378,922,766.10, 568,404,222.20 and 116,787,362.41

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Solution

The fourth proportional to 378,922,766.10, 568,404,222.20 and 116,787,362.41 is: 175,187,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,922,766.10 : 568,404,222.20 = 116,787,362.41 : x
  2. Step 2: Convert to fraction form
    378,922,766.10/568,404,222.20 = 116,787,362.41/x
  3. Step 3: Cross multiply
    378,922,766.10x = 568,404,222.20 × 116,787,362.41
  4. Step 4: Simplify right side
    378,922,766.10x = 66,382,429,890,019,616
  5. Step 5: Solve for x
    x = 66,382,429,890,019,616/378,922,766.10
  6. Step 6: Final answer
    x = 175,187,230.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.