Home / 2,821,635,774.12-4,229,657,977.50-1,324,988,171.88

Finding the Fourth Proportional to 2,821,635,774.12, 4,229,657,977.50 and 1,324,988,171.88

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Solution

The fourth proportional to 2,821,635,774.12, 4,229,657,977.50 and 1,324,988,171.88 is: 1,986,169,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,635,774.12 : 4,229,657,977.50 = 1,324,988,171.88 : x
  2. Step 2: Convert to fraction form
    2,821,635,774.12/4,229,657,977.50 = 1,324,988,171.88/x
  3. Step 3: Cross multiply
    2,821,635,774.12x = 4,229,657,977.50 × 1,324,988,171.88
  4. Step 4: Simplify right side
    2,821,635,774.12x = 5,604,246,791,285,383,168
  5. Step 5: Solve for x
    x = 5,604,246,791,285,383,168/2,821,635,774.12
  6. Step 6: Final answer
    x = 1,986,169,456.27

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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.