Home / 2,987,236,015.30-4,480,854,022.95-1,609,740,943.30

Finding the Fourth Proportional to 2,987,236,015.30, 4,480,854,022.95 and 1,609,740,943.30

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Solution

The fourth proportional to 2,987,236,015.30, 4,480,854,022.95 and 1,609,740,943.30 is: 2,414,611,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,236,015.30 : 4,480,854,022.95 = 1,609,740,943.30 : x
  2. Step 2: Convert to fraction form
    2,987,236,015.30/4,480,854,022.95 = 1,609,740,943.30/x
  3. Step 3: Cross multiply
    2,987,236,015.30x = 4,480,854,022.95 × 1,609,740,943.30
  4. Step 4: Simplify right side
    2,987,236,015.30x = 7,213,014,181,693,132,800
  5. Step 5: Solve for x
    x = 7,213,014,181,693,132,800/2,987,236,015.30
  6. Step 6: Final answer
    x = 2,414,611,414.95

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Double scale
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Similar ratio
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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.