Home / 1,099,274,311.80-1,649,150,616.15-362,218,788.90

Finding the Fourth Proportional to 1,099,274,311.80, 1,649,150,616.15 and 362,218,788.90

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Solution

The fourth proportional to 1,099,274,311.80, 1,649,150,616.15 and 362,218,788.90 is: 543,406,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,274,311.80 : 1,649,150,616.15 = 362,218,788.90 : x
  2. Step 2: Convert to fraction form
    1,099,274,311.80/1,649,150,616.15 = 362,218,788.90/x
  3. Step 3: Cross multiply
    1,099,274,311.80x = 1,649,150,616.15 × 362,218,788.90
  4. Step 4: Simplify right side
    1,099,274,311.80x = 597,353,338,895,541,760
  5. Step 5: Solve for x
    x = 597,353,338,895,541,760/1,099,274,311.80
  6. Step 6: Final answer
    x = 543,406,984.48

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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.