Home / 2,885,410,674.60-3,981,530,807.08-1,615,321,206.51

Finding the Fourth Proportional to 2,885,410,674.60, 3,981,530,807.08 and 1,615,321,206.51

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Solution

The fourth proportional to 2,885,410,674.60, 3,981,530,807.08 and 1,615,321,206.51 is: 2,228,955,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,410,674.60 : 3,981,530,807.08 = 1,615,321,206.51 : x
  2. Step 2: Convert to fraction form
    2,885,410,674.60/3,981,530,807.08 = 1,615,321,206.51/x
  3. Step 3: Cross multiply
    2,885,410,674.60x = 3,981,530,807.08 × 1,615,321,206.51
  4. Step 4: Simplify right side
    2,885,410,674.60x = 6,431,451,147,049,199,616
  5. Step 5: Solve for x
    x = 6,431,451,147,049,199,616/2,885,410,674.60
  6. Step 6: Final answer
    x = 2,228,955,206.85

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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.