Home / 76,689,853-115,037,141.46-33,536,843.80

Finding the Fourth Proportional to 76,689,853, 115,037,141.46 and 33,536,843.80

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Solution

The fourth proportional to 76,689,853, 115,037,141.46 and 33,536,843.80 is: 50,306,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,689,853 : 115,037,141.46 = 33,536,843.80 : x
  2. Step 2: Convert to fraction form
    76,689,853/115,037,141.46 = 33,536,843.80/x
  3. Step 3: Cross multiply
    76,689,853x = 115,037,141.46 × 33,536,843.80
  4. Step 4: Simplify right side
    76,689,853x = 3,857,982,644,342,524
  5. Step 5: Solve for x
    x = 3,857,982,644,342,524/76,689,853
  6. Step 6: Final answer
    x = 50,306,298.60

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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.