Home / 76,689,808.17-115,037,074.22-33,536,798.97

Finding the Fourth Proportional to 76,689,808.17, 115,037,074.22 and 33,536,798.97

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Solution

The fourth proportional to 76,689,808.17, 115,037,074.22 and 33,536,798.97 is: 50,306,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,689,808.17 : 115,037,074.22 = 33,536,798.97 : x
  2. Step 2: Convert to fraction form
    76,689,808.17/115,037,074.22 = 33,536,798.97/x
  3. Step 3: Cross multiply
    76,689,808.17x = 115,037,074.22 × 33,536,798.97
  4. Step 4: Simplify right side
    76,689,808.17x = 3,857,975,232,045,425.50
  5. Step 5: Solve for x
    x = 3,857,975,232,045,425.50/76,689,808.17
  6. Step 6: Final answer
    x = 50,306,231.35

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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.