Home / 468,492,550.65-702,979,450.65-206,360,786.43

Finding the Fourth Proportional to 468,492,550.65, 702,979,450.65 and 206,360,786.43

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Solution

The fourth proportional to 468,492,550.65, 702,979,450.65 and 206,360,786.43 is: 309,647,169.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,492,550.65 : 702,979,450.65 = 206,360,786.43 : x
  2. Step 2: Convert to fraction form
    468,492,550.65/702,979,450.65 = 206,360,786.43/x
  3. Step 3: Cross multiply
    468,492,550.65x = 702,979,450.65 × 206,360,786.43
  4. Step 4: Simplify right side
    468,492,550.65x = 145,067,392,280,263,360
  5. Step 5: Solve for x
    x = 145,067,392,280,263,360/468,492,550.65
  6. Step 6: Final answer
    x = 309,647,169.58

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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.