Home / 193,554,137.20-290,331,205.80-173,846,642.80

Finding the Fourth Proportional to 193,554,137.20, 290,331,205.80 and 173,846,642.80

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Solution

The fourth proportional to 193,554,137.20, 290,331,205.80 and 173,846,642.80 is: 260,769,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,554,137.20 : 290,331,205.80 = 173,846,642.80 : x
  2. Step 2: Convert to fraction form
    193,554,137.20/290,331,205.80 = 173,846,642.80/x
  3. Step 3: Cross multiply
    193,554,137.20x = 290,331,205.80 × 173,846,642.80
  4. Step 4: Simplify right side
    193,554,137.20x = 50,473,105,428,405,896
  5. Step 5: Solve for x
    x = 50,473,105,428,405,896/193,554,137.20
  6. Step 6: Final answer
    x = 260,769,964.20

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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.