Home / 669,824,964.78-1,004,785,276.85-178,535,660.93

Finding the Fourth Proportional to 669,824,964.78, 1,004,785,276.85 and 178,535,660.93

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Solution

The fourth proportional to 669,824,964.78, 1,004,785,276.85 and 178,535,660.93 is: 267,816,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,824,964.78 : 1,004,785,276.85 = 178,535,660.93 : x
  2. Step 2: Convert to fraction form
    669,824,964.78/1,004,785,276.85 = 178,535,660.93/x
  3. Step 3: Cross multiply
    669,824,964.78x = 1,004,785,276.85 × 178,535,660.93
  4. Step 4: Simplify right side
    669,824,964.78x = 179,390,003,489,231,200
  5. Step 5: Solve for x
    x = 179,390,003,489,231,200/669,824,964.78
  6. Step 6: Final answer
    x = 267,816,239.95

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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.