Home / 367,718,913.64-551,740,828.71-192,800,127.65

Finding the Fourth Proportional to 367,718,913.64, 551,740,828.71 and 192,800,127.65

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Solution

The fourth proportional to 367,718,913.64, 551,740,828.71 and 192,800,127.65 is: 289,285,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,718,913.64 : 551,740,828.71 = 192,800,127.65 : x
  2. Step 2: Convert to fraction form
    367,718,913.64/551,740,828.71 = 192,800,127.65/x
  3. Step 3: Cross multiply
    367,718,913.64x = 551,740,828.71 × 192,800,127.65
  4. Step 4: Simplify right side
    367,718,913.64x = 106,375,702,205,004,800
  5. Step 5: Solve for x
    x = 106,375,702,205,004,800/367,718,913.64
  6. Step 6: Final answer
    x = 289,285,370.59

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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.