Home / 669,824,965.81-1,004,785,278.41-178,535,661.96

Finding the Fourth Proportional to 669,824,965.81, 1,004,785,278.41 and 178,535,661.96

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Solution

The fourth proportional to 669,824,965.81, 1,004,785,278.41 and 178,535,661.96 is: 267,816,241.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,824,965.81 : 1,004,785,278.41 = 178,535,661.96 : x
  2. Step 2: Convert to fraction form
    669,824,965.81/1,004,785,278.41 = 178,535,661.96/x
  3. Step 3: Cross multiply
    669,824,965.81x = 1,004,785,278.41 × 178,535,661.96
  4. Step 4: Simplify right side
    669,824,965.81x = 179,390,004,806,149,792
  5. Step 5: Solve for x
    x = 179,390,004,806,149,792/669,824,965.81
  6. Step 6: Final answer
    x = 267,816,241.50

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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.