Home / 393,042,179.41-589,252,625.24-196,204,570.70

Finding the Fourth Proportional to 393,042,179.41, 589,252,625.24 and 196,204,570.70

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Solution

The fourth proportional to 393,042,179.41, 589,252,625.24 and 196,204,570.70 is: 294,151,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,042,179.41 : 589,252,625.24 = 196,204,570.70 : x
  2. Step 2: Convert to fraction form
    393,042,179.41/589,252,625.24 = 196,204,570.70/x
  3. Step 3: Cross multiply
    393,042,179.41x = 589,252,625.24 × 196,204,570.70
  4. Step 4: Simplify right side
    393,042,179.41x = 115,614,058,369,062,176
  5. Step 5: Solve for x
    x = 115,614,058,369,062,176/393,042,179.41
  6. Step 6: Final answer
    x = 294,151,784.28

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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.