Home / 148,647,211.20-222,970,816.80-127,123,850.70

Finding the Fourth Proportional to 148,647,211.20, 222,970,816.80 and 127,123,850.70

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Solution

The fourth proportional to 148,647,211.20, 222,970,816.80 and 127,123,850.70 is: 190,685,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,647,211.20 : 222,970,816.80 = 127,123,850.70 : x
  2. Step 2: Convert to fraction form
    148,647,211.20/222,970,816.80 = 127,123,850.70/x
  3. Step 3: Cross multiply
    148,647,211.20x = 222,970,816.80 × 127,123,850.70
  4. Step 4: Simplify right side
    148,647,211.20x = 28,344,908,825,340,252
  5. Step 5: Solve for x
    x = 28,344,908,825,340,252/148,647,211.20
  6. Step 6: Final answer
    x = 190,685,776.05

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1.5x scale

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.