Home / 137,308,745.24-189,305,760.82-99,085,799.08

Finding the Fourth Proportional to 137,308,745.24, 189,305,760.82 and 99,085,799.08

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Solution

The fourth proportional to 137,308,745.24, 189,305,760.82 and 99,085,799.08 is: 136,608,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,308,745.24 : 189,305,760.82 = 99,085,799.08 : x
  2. Step 2: Convert to fraction form
    137,308,745.24/189,305,760.82 = 99,085,799.08/x
  3. Step 3: Cross multiply
    137,308,745.24x = 189,305,760.82 × 99,085,799.08
  4. Step 4: Simplify right side
    137,308,745.24x = 18,757,512,581,297,056
  5. Step 5: Solve for x
    x = 18,757,512,581,297,056/137,308,745.24
  6. Step 6: Final answer
    x = 136,608,287.76

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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.