Home / 148,337,145.28-222,537,608.45-49,978,625.91

Finding the Fourth Proportional to 148,337,145.28, 222,537,608.45 and 49,978,625.91

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Solution

The fourth proportional to 148,337,145.28, 222,537,608.45 and 49,978,625.91 is: 74,978,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,337,145.28 : 222,537,608.45 = 49,978,625.91 : x
  2. Step 2: Convert to fraction form
    148,337,145.28/222,537,608.45 = 49,978,625.91/x
  3. Step 3: Cross multiply
    148,337,145.28x = 222,537,608.45 × 49,978,625.91
  4. Step 4: Simplify right side
    148,337,145.28x = 11,122,123,882,731,616
  5. Step 5: Solve for x
    x = 11,122,123,882,731,616/148,337,145.28
  6. Step 6: Final answer
    x = 74,978,683.60

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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.