Home / 1,471,234,934.25-2,207,886,724.62-1,330,571,786.31

Finding the Fourth Proportional to 1,471,234,934.25, 2,207,886,724.62 and 1,330,571,786.31

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Solution

The fourth proportional to 1,471,234,934.25, 2,207,886,724.62 and 1,330,571,786.31 is: 1,996,793,112.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,234,934.25 : 2,207,886,724.62 = 1,330,571,786.31 : x
  2. Step 2: Convert to fraction form
    1,471,234,934.25/2,207,886,724.62 = 1,330,571,786.31/x
  3. Step 3: Cross multiply
    1,471,234,934.25x = 2,207,886,724.62 × 1,330,571,786.31
  4. Step 4: Simplify right side
    1,471,234,934.25x = 2,937,751,783,147,768,320
  5. Step 5: Solve for x
    x = 2,937,751,783,147,768,320/1,471,234,934.25
  6. Step 6: Final answer
    x = 1,996,793,112.21

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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.