Home / 193,555,348.20-290,333,022.30-186,986,183.40

Finding the Fourth Proportional to 193,555,348.20, 290,333,022.30 and 186,986,183.40

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Solution

The fourth proportional to 193,555,348.20, 290,333,022.30 and 186,986,183.40 is: 280,479,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,555,348.20 : 290,333,022.30 = 186,986,183.40 : x
  2. Step 2: Convert to fraction form
    193,555,348.20/290,333,022.30 = 186,986,183.40/x
  3. Step 3: Cross multiply
    193,555,348.20x = 290,333,022.30 × 186,986,183.40
  4. Step 4: Simplify right side
    193,555,348.20x = 54,288,263,754,864,096
  5. Step 5: Solve for x
    x = 54,288,263,754,864,096/193,555,348.20
  6. Step 6: Final answer
    x = 280,479,275.10

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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.