Home / 221,336,279.80-331,407,222.90-221,336,279.80

Finding the Fourth Proportional to 221,336,279.80, 331,407,222.90 and 221,336,279.80

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Solution

The fourth proportional to 221,336,279.80, 331,407,222.90 and 221,336,279.80 is: 331,407,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,336,279.80 : 331,407,222.90 = 221,336,279.80 : x
  2. Step 2: Convert to fraction form
    221,336,279.80/331,407,222.90 = 221,336,279.80/x
  3. Step 3: Cross multiply
    221,336,279.80x = 331,407,222.90 × 221,336,279.80
  4. Step 4: Simplify right side
    221,336,279.80x = 73,352,441,815,535,360
  5. Step 5: Solve for x
    x = 73,352,441,815,535,360/221,336,279.80
  6. Step 6: Final answer
    x = 331,407,222.90

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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.