Home / 221,260,954.60-331,891,431.90-106,469,698.60

Finding the Fourth Proportional to 221,260,954.60, 331,891,431.90 and 106,469,698.60

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Solution

The fourth proportional to 221,260,954.60, 331,891,431.90 and 106,469,698.60 is: 159,704,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,260,954.60 : 331,891,431.90 = 106,469,698.60 : x
  2. Step 2: Convert to fraction form
    221,260,954.60/331,891,431.90 = 106,469,698.60/x
  3. Step 3: Cross multiply
    221,260,954.60x = 331,891,431.90 × 106,469,698.60
  4. Step 4: Simplify right side
    221,260,954.60x = 35,336,380,722,315,420
  5. Step 5: Solve for x
    x = 35,336,380,722,315,420/221,260,954.60
  6. Step 6: Final answer
    x = 159,704,547.90

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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.