Home / 317,022,429.15-437,494,121.19-177,790,201.56

Finding the Fourth Proportional to 317,022,429.15, 437,494,121.19 and 177,790,201.56

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Solution

The fourth proportional to 317,022,429.15, 437,494,121.19 and 177,790,201.56 is: 245,352,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,022,429.15 : 437,494,121.19 = 177,790,201.56 : x
  2. Step 2: Convert to fraction form
    317,022,429.15/437,494,121.19 = 177,790,201.56/x
  3. Step 3: Cross multiply
    317,022,429.15x = 437,494,121.19 × 177,790,201.56
  4. Step 4: Simplify right side
    317,022,429.15x = 77,782,167,987,685,168
  5. Step 5: Solve for x
    x = 77,782,167,987,685,168/317,022,429.15
  6. Step 6: Final answer
    x = 245,352,255.35

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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.