Home / 2,147,617,906.85-3,219,337,611.25-1,026,850,315.21

Finding the Fourth Proportional to 2,147,617,906.85, 3,219,337,611.25 and 1,026,850,315.21

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Solution

The fourth proportional to 2,147,617,906.85, 3,219,337,611.25 and 1,026,850,315.21 is: 1,539,276,530.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,617,906.85 : 3,219,337,611.25 = 1,026,850,315.21 : x
  2. Step 2: Convert to fraction form
    2,147,617,906.85/3,219,337,611.25 = 1,026,850,315.21/x
  3. Step 3: Cross multiply
    2,147,617,906.85x = 3,219,337,611.25 × 1,026,850,315.21
  4. Step 4: Simplify right side
    2,147,617,906.85x = 3,305,777,840,879,471,104
  5. Step 5: Solve for x
    x = 3,305,777,840,879,471,104/2,147,617,906.85
  6. Step 6: Final answer
    x = 1,539,276,530.68

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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.