Home / 76,689,857-115,037,147.46-33,536,847.80

Finding the Fourth Proportional to 76,689,857, 115,037,147.46 and 33,536,847.80

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Solution

The fourth proportional to 76,689,857, 115,037,147.46 and 33,536,847.80 is: 50,306,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,689,857 : 115,037,147.46 = 33,536,847.80 : x
  2. Step 2: Convert to fraction form
    76,689,857/115,037,147.46 = 33,536,847.80/x
  3. Step 3: Cross multiply
    76,689,857x = 115,037,147.46 × 33,536,847.80
  4. Step 4: Simplify right side
    76,689,857x = 3,857,983,305,712,176.50
  5. Step 5: Solve for x
    x = 3,857,983,305,712,176.50/76,689,857
  6. Step 6: Final answer
    x = 50,306,304.60

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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.