Home / 148,682,231.62-222,946,768.20-66,730,855.60

Finding the Fourth Proportional to 148,682,231.62, 222,946,768.20 and 66,730,855.60

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Solution

The fourth proportional to 148,682,231.62, 222,946,768.20 and 66,730,855.60 is: 100,061,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,682,231.62 : 222,946,768.20 = 66,730,855.60 : x
  2. Step 2: Convert to fraction form
    148,682,231.62/222,946,768.20 = 66,730,855.60/x
  3. Step 3: Cross multiply
    148,682,231.62x = 222,946,768.20 × 66,730,855.60
  4. Step 4: Simplify right side
    148,682,231.62x = 14,877,428,595,240,872
  5. Step 5: Solve for x
    x = 14,877,428,595,240,872/148,682,231.62
  6. Step 6: Final answer
    x = 100,061,913.47

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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.