Home / 148,336,560.80-222,515,900.40-52,586,007.20

Finding the Fourth Proportional to 148,336,560.80, 222,515,900.40 and 52,586,007.20

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Solution

The fourth proportional to 148,336,560.80, 222,515,900.40 and 52,586,007.20 is: 78,882,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,336,560.80 : 222,515,900.40 = 52,586,007.20 : x
  2. Step 2: Convert to fraction form
    148,336,560.80/222,515,900.40 = 52,586,007.20/x
  3. Step 3: Cross multiply
    148,336,560.80x = 222,515,900.40 × 52,586,007.20
  4. Step 4: Simplify right side
    148,336,560.80x = 11,701,222,740,548,884
  5. Step 5: Solve for x
    x = 11,701,222,740,548,884/148,336,560.80
  6. Step 6: Final answer
    x = 78,882,931.34

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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.