Home / 111,211,453.26-166,826,257.91-55,850,816.80

Finding the Fourth Proportional to 111,211,453.26, 166,826,257.91 and 55,850,816.80

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Solution

The fourth proportional to 111,211,453.26, 166,826,257.91 and 55,850,816.80 is: 83,780,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,211,453.26 : 166,826,257.91 = 55,850,816.80 : x
  2. Step 2: Convert to fraction form
    111,211,453.26/166,826,257.91 = 55,850,816.80/x
  3. Step 3: Cross multiply
    111,211,453.26x = 166,826,257.91 × 55,850,816.80
  4. Step 4: Simplify right side
    111,211,453.26x = 9,317,382,767,960,960
  5. Step 5: Solve for x
    x = 9,317,382,767,960,960/111,211,453.26
  6. Step 6: Final answer
    x = 83,780,784.22

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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.