Home / 89,350,371.81-123,290,078.94-50,184,645.12

Finding the Fourth Proportional to 89,350,371.81, 123,290,078.94 and 50,184,645.12

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Solution

The fourth proportional to 89,350,371.81, 123,290,078.94 and 50,184,645.12 is: 69,247,264.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,350,371.81 : 123,290,078.94 = 50,184,645.12 : x
  2. Step 2: Convert to fraction form
    89,350,371.81/123,290,078.94 = 50,184,645.12/x
  3. Step 3: Cross multiply
    89,350,371.81x = 123,290,078.94 × 50,184,645.12
  4. Step 4: Simplify right side
    89,350,371.81x = 6,187,268,858,420,685
  5. Step 5: Solve for x
    x = 6,187,268,858,420,685/89,350,371.81
  6. Step 6: Final answer
    x = 69,247,264.82

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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.