Home / 1,940,410,778.74-2,910,615,836.01-613,370,382.10

Finding the Fourth Proportional to 1,940,410,778.74, 2,910,615,836.01 and 613,370,382.10

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Solution

The fourth proportional to 1,940,410,778.74, 2,910,615,836.01 and 613,370,382.10 is: 920,055,468.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,410,778.74 : 2,910,615,836.01 = 613,370,382.10 : x
  2. Step 2: Convert to fraction form
    1,940,410,778.74/2,910,615,836.01 = 613,370,382.10/x
  3. Step 3: Cross multiply
    1,940,410,778.74x = 2,910,615,836.01 × 613,370,382.10
  4. Step 4: Simplify right side
    1,940,410,778.74x = 1,785,285,547,479,764,736
  5. Step 5: Solve for x
    x = 1,785,285,547,479,764,736/1,940,410,778.74
  6. Step 6: Final answer
    x = 920,055,468.17

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1.5x scale

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.