Home / 2,987,236,284.80-4,480,854,427.20-1,609,741,212.80

Finding the Fourth Proportional to 2,987,236,284.80, 4,480,854,427.20 and 1,609,741,212.80

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Solution

The fourth proportional to 2,987,236,284.80, 4,480,854,427.20 and 1,609,741,212.80 is: 2,414,611,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,236,284.80 : 4,480,854,427.20 = 1,609,741,212.80 : x
  2. Step 2: Convert to fraction form
    2,987,236,284.80/4,480,854,427.20 = 1,609,741,212.80/x
  3. Step 3: Cross multiply
    2,987,236,284.80x = 4,480,854,427.20 × 1,609,741,212.80
  4. Step 4: Simplify right side
    2,987,236,284.80x = 7,213,016,040,021,176,320
  5. Step 5: Solve for x
    x = 7,213,016,040,021,176,320/2,987,236,284.80
  6. Step 6: Final answer
    x = 2,414,611,819.20

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Double scale
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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.