Home / 325,574,771.76-449,293,081.92-178,906,503.60

Finding the Fourth Proportional to 325,574,771.76, 449,293,081.92 and 178,906,503.60

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Solution

The fourth proportional to 325,574,771.76, 449,293,081.92 and 178,906,503.60 is: 246,890,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,574,771.76 : 449,293,081.92 = 178,906,503.60 : x
  2. Step 2: Convert to fraction form
    325,574,771.76/449,293,081.92 = 178,906,503.60/x
  3. Step 3: Cross multiply
    325,574,771.76x = 449,293,081.92 × 178,906,503.60
  4. Step 4: Simplify right side
    325,574,771.76x = 80,381,454,377,975,568
  5. Step 5: Solve for x
    x = 80,381,454,377,975,568/325,574,771.76
  6. Step 6: Final answer
    x = 246,890,918.31

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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.