Home / 1,083,337,625.82-1,624,494,170.12-419,662,479.76

Finding the Fourth Proportional to 1,083,337,625.82, 1,624,494,170.12 and 419,662,479.76

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Solution

The fourth proportional to 1,083,337,625.82, 1,624,494,170.12 and 419,662,479.76 is: 629,295,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,337,625.82 : 1,624,494,170.12 = 419,662,479.76 : x
  2. Step 2: Convert to fraction form
    1,083,337,625.82/1,624,494,170.12 = 419,662,479.76/x
  3. Step 3: Cross multiply
    1,083,337,625.82x = 1,624,494,170.12 × 419,662,479.76
  4. Step 4: Simplify right side
    1,083,337,625.82x = 681,739,251,788,222,464
  5. Step 5: Solve for x
    x = 681,739,251,788,222,464/1,083,337,625.82
  6. Step 6: Final answer
    x = 629,295,277.43

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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.