Home / 91,643,028.92-137,373,743.24-43,033,867.52

Finding the Fourth Proportional to 91,643,028.92, 137,373,743.24 and 43,033,867.52

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Solution

The fourth proportional to 91,643,028.92, 137,373,743.24 and 43,033,867.52 is: 64,508,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,643,028.92 : 137,373,743.24 = 43,033,867.52 : x
  2. Step 2: Convert to fraction form
    91,643,028.92/137,373,743.24 = 43,033,867.52/x
  3. Step 3: Cross multiply
    91,643,028.92x = 137,373,743.24 × 43,033,867.52
  4. Step 4: Simplify right side
    91,643,028.92x = 5,911,723,467,316,656
  5. Step 5: Solve for x
    x = 5,911,723,467,316,656/91,643,028.92
  6. Step 6: Final answer
    x = 64,508,163.22

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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.