Home / 444,680,007.80-667,020,011.70-121,563,879.80

Finding the Fourth Proportional to 444,680,007.80, 667,020,011.70 and 121,563,879.80

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Solution

The fourth proportional to 444,680,007.80, 667,020,011.70 and 121,563,879.80 is: 182,345,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,680,007.80 : 667,020,011.70 = 121,563,879.80 : x
  2. Step 2: Convert to fraction form
    444,680,007.80/667,020,011.70 = 121,563,879.80/x
  3. Step 3: Cross multiply
    444,680,007.80x = 667,020,011.70 × 121,563,879.80
  4. Step 4: Simplify right side
    444,680,007.80x = 81,085,540,526,493,392
  5. Step 5: Solve for x
    x = 81,085,540,526,493,392/444,680,007.80
  6. Step 6: Final answer
    x = 182,345,819.70

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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.