Home / 76,689,849-115,037,135.46-33,536,839.80

Finding the Fourth Proportional to 76,689,849, 115,037,135.46 and 33,536,839.80

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Solution

The fourth proportional to 76,689,849, 115,037,135.46 and 33,536,839.80 is: 50,306,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,689,849 : 115,037,135.46 = 33,536,839.80 : x
  2. Step 2: Convert to fraction form
    76,689,849/115,037,135.46 = 33,536,839.80/x
  3. Step 3: Cross multiply
    76,689,849x = 115,037,135.46 × 33,536,839.80
  4. Step 4: Simplify right side
    76,689,849x = 3,857,981,982,972,919
  5. Step 5: Solve for x
    x = 3,857,981,982,972,919/76,689,849
  6. Step 6: Final answer
    x = 50,306,292.60

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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.