Home / 336,869,881.20-504,454,516.20-221,228,319.60

Finding the Fourth Proportional to 336,869,881.20, 504,454,516.20 and 221,228,319.60

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Solution

The fourth proportional to 336,869,881.20, 504,454,516.20 and 221,228,319.60 is: 331,284,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,869,881.20 : 504,454,516.20 = 221,228,319.60 : x
  2. Step 2: Convert to fraction form
    336,869,881.20/504,454,516.20 = 221,228,319.60/x
  3. Step 3: Cross multiply
    336,869,881.20x = 504,454,516.20 × 221,228,319.60
  4. Step 4: Simplify right side
    336,869,881.20x = 111,599,624,933,556,976
  5. Step 5: Solve for x
    x = 111,599,624,933,556,976/336,869,881.20
  6. Step 6: Final answer
    x = 331,284,068.90

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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.