Home / 2,827,192,377.54-3,901,949,639.79-2,147,891,490.75

Finding the Fourth Proportional to 2,827,192,377.54, 3,901,949,639.79 and 2,147,891,490.75

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Solution

The fourth proportional to 2,827,192,377.54, 3,901,949,639.79 and 2,147,891,490.75 is: 2,964,412,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,192,377.54 : 3,901,949,639.79 = 2,147,891,490.75 : x
  2. Step 2: Convert to fraction form
    2,827,192,377.54/3,901,949,639.79 = 2,147,891,490.75/x
  3. Step 3: Cross multiply
    2,827,192,377.54x = 3,901,949,639.79 × 2,147,891,490.75
  4. Step 4: Simplify right side
    2,827,192,377.54x = 8,380,964,428,639,968,256
  5. Step 5: Solve for x
    x = 8,380,964,428,639,968,256/2,827,192,377.54
  6. Step 6: Final answer
    x = 2,964,412,501.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.