Home / 80,240,576.90-120,276,868.41-33,580,797.74

Finding the Fourth Proportional to 80,240,576.90, 120,276,868.41 and 33,580,797.74

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Solution

The fourth proportional to 80,240,576.90, 120,276,868.41 and 33,580,797.74 is: 50,336,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,240,576.90 : 120,276,868.41 = 33,580,797.74 : x
  2. Step 2: Convert to fraction form
    80,240,576.90/120,276,868.41 = 33,580,797.74/x
  3. Step 3: Cross multiply
    80,240,576.90x = 120,276,868.41 × 33,580,797.74
  4. Step 4: Simplify right side
    80,240,576.90x = 4,038,993,190,275,421
  5. Step 5: Solve for x
    x = 4,038,993,190,275,421/80,240,576.90
  6. Step 6: Final answer
    x = 50,336,043.76

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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.