Home / 193,552,022.20-290,328,033.30-129,054,767.80

Finding the Fourth Proportional to 193,552,022.20, 290,328,033.30 and 129,054,767.80

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Solution

The fourth proportional to 193,552,022.20, 290,328,033.30 and 129,054,767.80 is: 193,582,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,552,022.20 : 290,328,033.30 = 129,054,767.80 : x
  2. Step 2: Convert to fraction form
    193,552,022.20/290,328,033.30 = 129,054,767.80/x
  3. Step 3: Cross multiply
    193,552,022.20x = 290,328,033.30 × 129,054,767.80
  4. Step 4: Simplify right side
    193,552,022.20x = 37,468,216,923,362,168
  5. Step 5: Solve for x
    x = 37,468,216,923,362,168/193,552,022.20
  6. Step 6: Final answer
    x = 193,582,151.70

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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.