Home / 2,825,204,624.59-3,899,474,337.97-2,188,866,471.41

Finding the Fourth Proportional to 2,825,204,624.59, 3,899,474,337.97 and 2,188,866,471.41

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Solution

The fourth proportional to 2,825,204,624.59, 3,899,474,337.97 and 2,188,866,471.41 is: 3,021,171,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,204,624.59 : 3,899,474,337.97 = 2,188,866,471.41 : x
  2. Step 2: Convert to fraction form
    2,825,204,624.59/3,899,474,337.97 = 2,188,866,471.41/x
  3. Step 3: Cross multiply
    2,825,204,624.59x = 3,899,474,337.97 × 2,188,866,471.41
  4. Step 4: Simplify right side
    2,825,204,624.59x = 8,535,428,634,506,238,976
  5. Step 5: Solve for x
    x = 8,535,428,634,506,238,976/2,825,204,624.59
  6. Step 6: Final answer
    x = 3,021,171,833.08

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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.