Home / 437,284,933.26-655,928,645.06-126,417,855.97

Finding the Fourth Proportional to 437,284,933.26, 655,928,645.06 and 126,417,855.97

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Solution

The fourth proportional to 437,284,933.26, 655,928,645.06 and 126,417,855.97 is: 189,627,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,284,933.26 : 655,928,645.06 = 126,417,855.97 : x
  2. Step 2: Convert to fraction form
    437,284,933.26/655,928,645.06 = 126,417,855.97/x
  3. Step 3: Cross multiply
    437,284,933.26x = 655,928,645.06 × 126,417,855.97
  4. Step 4: Simplify right side
    437,284,933.26x = 82,921,092,977,792,320
  5. Step 5: Solve for x
    x = 82,921,092,977,792,320/437,284,933.26
  6. Step 6: Final answer
    x = 189,627,143.93

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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.