Home / 166,780,299.33-249,029,709.50-149,396,273.73

Finding the Fourth Proportional to 166,780,299.33, 249,029,709.50 and 149,396,273.73

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Solution

The fourth proportional to 166,780,299.33, 249,029,709.50 and 149,396,273.73 is: 223,072,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,780,299.33 : 249,029,709.50 = 149,396,273.73 : x
  2. Step 2: Convert to fraction form
    166,780,299.33/249,029,709.50 = 149,396,273.73/x
  3. Step 3: Cross multiply
    166,780,299.33x = 249,029,709.50 × 149,396,273.73
  4. Step 4: Simplify right side
    166,780,299.33x = 37,204,110,647,737,872
  5. Step 5: Solve for x
    x = 37,204,110,647,737,872/166,780,299.33
  6. Step 6: Final answer
    x = 223,072,573.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.