Home / 194,022,346.80-290,324,932.20-143,004,010.80

Finding the Fourth Proportional to 194,022,346.80, 290,324,932.20 and 143,004,010.80

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Solution

The fourth proportional to 194,022,346.80, 290,324,932.20 and 143,004,010.80 is: 213,983,752.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,022,346.80 : 290,324,932.20 = 143,004,010.80 : x
  2. Step 2: Convert to fraction form
    194,022,346.80/290,324,932.20 = 143,004,010.80/x
  3. Step 3: Cross multiply
    194,022,346.80x = 290,324,932.20 × 143,004,010.80
  4. Step 4: Simplify right side
    194,022,346.80x = 41,517,629,739,838,072
  5. Step 5: Solve for x
    x = 41,517,629,739,838,072/194,022,346.80
  6. Step 6: Final answer
    x = 213,983,752.00

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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.