Home / 303,790,169.84-419,221,770.36-178,340,348.48

Finding the Fourth Proportional to 303,790,169.84, 419,221,770.36 and 178,340,348.48

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Solution

The fourth proportional to 303,790,169.84, 419,221,770.36 and 178,340,348.48 is: 246,104,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,790,169.84 : 419,221,770.36 = 178,340,348.48 : x
  2. Step 2: Convert to fraction form
    303,790,169.84/419,221,770.36 = 178,340,348.48/x
  3. Step 3: Cross multiply
    303,790,169.84x = 419,221,770.36 × 178,340,348.48
  4. Step 4: Simplify right side
    303,790,169.84x = 74,764,156,616,404,928
  5. Step 5: Solve for x
    x = 74,764,156,616,404,928/303,790,169.84
  6. Step 6: Final answer
    x = 246,104,594.68

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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.