Home / 378,239,203.37-566,825,473.59-178,605,480.71

Finding the Fourth Proportional to 378,239,203.37, 566,825,473.59 and 178,605,480.71

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Solution

The fourth proportional to 378,239,203.37, 566,825,473.59 and 178,605,480.71 is: 267,656,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,239,203.37 : 566,825,473.59 = 178,605,480.71 : x
  2. Step 2: Convert to fraction form
    378,239,203.37/566,825,473.59 = 178,605,480.71/x
  3. Step 3: Cross multiply
    378,239,203.37x = 566,825,473.59 × 178,605,480.71
  4. Step 4: Simplify right side
    378,239,203.37x = 101,238,136,185,488,224
  5. Step 5: Solve for x
    x = 101,238,136,185,488,224/378,239,203.37
  6. Step 6: Final answer
    x = 267,656,380.63

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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.