Home / 3,491,763,781.03-5,239,958,944.52-1,918,969,434.42

Finding the Fourth Proportional to 3,491,763,781.03, 5,239,958,944.52 and 1,918,969,434.42

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Solution

The fourth proportional to 3,491,763,781.03, 5,239,958,944.52 and 1,918,969,434.42 is: 2,879,725,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,763,781.03 : 5,239,958,944.52 = 1,918,969,434.42 : x
  2. Step 2: Convert to fraction form
    3,491,763,781.03/5,239,958,944.52 = 1,918,969,434.42/x
  3. Step 3: Cross multiply
    3,491,763,781.03x = 5,239,958,944.52 × 1,918,969,434.42
  4. Step 4: Simplify right side
    3,491,763,781.03x = 10,055,321,052,153,239,552
  5. Step 5: Solve for x
    x = 10,055,321,052,153,239,552/3,491,763,781.03
  6. Step 6: Final answer
    x = 2,879,725,457.60

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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.