Home / 166,414,799.20-249,622,198.80-75,715,535.20

Finding the Fourth Proportional to 166,414,799.20, 249,622,198.80 and 75,715,535.20

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Solution

The fourth proportional to 166,414,799.20, 249,622,198.80 and 75,715,535.20 is: 113,573,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,414,799.20 : 249,622,198.80 = 75,715,535.20 : x
  2. Step 2: Convert to fraction form
    166,414,799.20/249,622,198.80 = 75,715,535.20/x
  3. Step 3: Cross multiply
    166,414,799.20x = 249,622,198.80 × 75,715,535.20
  4. Step 4: Simplify right side
    166,414,799.20x = 18,900,278,379,942,800
  5. Step 5: Solve for x
    x = 18,900,278,379,942,800/166,414,799.20
  6. Step 6: Final answer
    x = 113,573,302.80

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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.