Home / 91,287,046.66-125,976,232.09-49,471,111.75

Finding the Fourth Proportional to 91,287,046.66, 125,976,232.09 and 49,471,111.75

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Solution

The fourth proportional to 91,287,046.66, 125,976,232.09 and 49,471,111.75 is: 68,270,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,287,046.66 : 125,976,232.09 = 49,471,111.75 : x
  2. Step 2: Convert to fraction form
    91,287,046.66/125,976,232.09 = 49,471,111.75/x
  3. Step 3: Cross multiply
    91,287,046.66x = 125,976,232.09 × 49,471,111.75
  4. Step 4: Simplify right side
    91,287,046.66x = 6,232,184,255,568,326
  5. Step 5: Solve for x
    x = 6,232,184,255,568,326/91,287,046.66
  6. Step 6: Final answer
    x = 68,270,192.58

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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.