Home / 76,689,855-115,037,144.46-33,536,845.80

Finding the Fourth Proportional to 76,689,855, 115,037,144.46 and 33,536,845.80

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Solution

The fourth proportional to 76,689,855, 115,037,144.46 and 33,536,845.80 is: 50,306,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,689,855 : 115,037,144.46 = 33,536,845.80 : x
  2. Step 2: Convert to fraction form
    76,689,855/115,037,144.46 = 33,536,845.80/x
  3. Step 3: Cross multiply
    76,689,855x = 115,037,144.46 × 33,536,845.80
  4. Step 4: Simplify right side
    76,689,855x = 3,857,982,975,027,344
  5. Step 5: Solve for x
    x = 3,857,982,975,027,344/76,689,855
  6. Step 6: Final answer
    x = 50,306,301.60

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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.