Home / 1,619,005,499.28-2,234,228,310.36-876,449,538

Finding the Fourth Proportional to 1,619,005,499.28, 2,234,228,310.36 and 876,449,538

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Solution

The fourth proportional to 1,619,005,499.28, 2,234,228,310.36 and 876,449,538 is: 1,209,500,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,005,499.28 : 2,234,228,310.36 = 876,449,538 : x
  2. Step 2: Convert to fraction form
    1,619,005,499.28/2,234,228,310.36 = 876,449,538/x
  3. Step 3: Cross multiply
    1,619,005,499.28x = 2,234,228,310.36 × 876,449,538
  4. Step 4: Simplify right side
    1,619,005,499.28x = 1,958,188,370,401,542,656
  5. Step 5: Solve for x
    x = 1,958,188,370,401,542,656/1,619,005,499.28
  6. Step 6: Final answer
    x = 1,209,500,752.95

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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.