Home / 105,428,046.33-158,244,081.19-50,879,032.17

Finding the Fourth Proportional to 105,428,046.33, 158,244,081.19 and 50,879,032.17

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Solution

The fourth proportional to 105,428,046.33, 158,244,081.19 and 50,879,032.17 is: 76,367,778.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,428,046.33 : 158,244,081.19 = 50,879,032.17 : x
  2. Step 2: Convert to fraction form
    105,428,046.33/158,244,081.19 = 50,879,032.17/x
  3. Step 3: Cross multiply
    105,428,046.33x = 158,244,081.19 × 50,879,032.17
  4. Step 4: Simplify right side
    105,428,046.33x = 8,051,305,696,659,684
  5. Step 5: Solve for x
    x = 8,051,305,696,659,684/105,428,046.33
  6. Step 6: Final answer
    x = 76,367,778.57

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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.