Home / 150,049,785.44-225,043,185.15-42,319,215.20

Finding the Fourth Proportional to 150,049,785.44, 225,043,185.15 and 42,319,215.20

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Solution

The fourth proportional to 150,049,785.44, 225,043,185.15 and 42,319,215.20 is: 63,469,940.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,049,785.44 : 225,043,185.15 = 42,319,215.20 : x
  2. Step 2: Convert to fraction form
    150,049,785.44/225,043,185.15 = 42,319,215.20/x
  3. Step 3: Cross multiply
    150,049,785.44x = 225,043,185.15 × 42,319,215.20
  4. Step 4: Simplify right side
    150,049,785.44x = 9,523,650,980,531,078
  5. Step 5: Solve for x
    x = 9,523,650,980,531,078/150,049,785.44
  6. Step 6: Final answer
    x = 63,469,940.68

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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.