Home / 669,824,965.28-1,004,785,277.60-178,535,661.42

Finding the Fourth Proportional to 669,824,965.28, 1,004,785,277.60 and 178,535,661.42

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Solution

The fourth proportional to 669,824,965.28, 1,004,785,277.60 and 178,535,661.42 is: 267,816,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,824,965.28 : 1,004,785,277.60 = 178,535,661.42 : x
  2. Step 2: Convert to fraction form
    669,824,965.28/1,004,785,277.60 = 178,535,661.42/x
  3. Step 3: Cross multiply
    669,824,965.28x = 1,004,785,277.60 × 178,535,661.42
  4. Step 4: Simplify right side
    669,824,965.28x = 179,390,004,121,394,304
  5. Step 5: Solve for x
    x = 179,390,004,121,394,304/669,824,965.28
  6. Step 6: Final answer
    x = 267,816,240.69

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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.