Home / 67,376,128.20-101,099,184.30-31,474,336.20

Finding the Fourth Proportional to 67,376,128.20, 101,099,184.30 and 31,474,336.20

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Solution

The fourth proportional to 67,376,128.20, 101,099,184.30 and 31,474,336.20 is: 47,227,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,376,128.20 : 101,099,184.30 = 31,474,336.20 : x
  2. Step 2: Convert to fraction form
    67,376,128.20/101,099,184.30 = 31,474,336.20/x
  3. Step 3: Cross multiply
    67,376,128.20x = 101,099,184.30 × 31,474,336.20
  4. Step 4: Simplify right side
    67,376,128.20x = 3,182,029,716,203,961.50
  5. Step 5: Solve for x
    x = 3,182,029,716,203,961.50/67,376,128.20
  6. Step 6: Final answer
    x = 47,227,850.59

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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.