Home / 155,373,167.58-214,382,963.97-89,280,896.82

Finding the Fourth Proportional to 155,373,167.58, 214,382,963.97 and 89,280,896.82

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Solution

The fourth proportional to 155,373,167.58, 214,382,963.97 and 89,280,896.82 is: 123,189,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,373,167.58 : 214,382,963.97 = 89,280,896.82 : x
  2. Step 2: Convert to fraction form
    155,373,167.58/214,382,963.97 = 89,280,896.82/x
  3. Step 3: Cross multiply
    155,373,167.58x = 214,382,963.97 × 89,280,896.82
  4. Step 4: Simplify right side
    155,373,167.58x = 19,140,303,286,171,344
  5. Step 5: Solve for x
    x = 19,140,303,286,171,344/155,373,167.58
  6. Step 6: Final answer
    x = 123,189,245.51

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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.