Home / 148,614,059.20-222,921,088.80-80,589,611.20

Finding the Fourth Proportional to 148,614,059.20, 222,921,088.80 and 80,589,611.20

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Solution

The fourth proportional to 148,614,059.20, 222,921,088.80 and 80,589,611.20 is: 120,884,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,614,059.20 : 222,921,088.80 = 80,589,611.20 : x
  2. Step 2: Convert to fraction form
    148,614,059.20/222,921,088.80 = 80,589,611.20/x
  3. Step 3: Cross multiply
    148,614,059.20x = 222,921,088.80 × 80,589,611.20
  4. Step 4: Simplify right side
    148,614,059.20x = 17,965,123,874,672,676
  5. Step 5: Solve for x
    x = 17,965,123,874,672,676/148,614,059.20
  6. Step 6: Final answer
    x = 120,884,416.80

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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.