Home / 669,824,963.27-1,004,785,274.60-178,535,659.43

Finding the Fourth Proportional to 669,824,963.27, 1,004,785,274.60 and 178,535,659.43

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Solution

The fourth proportional to 669,824,963.27, 1,004,785,274.60 and 178,535,659.43 is: 267,816,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,824,963.27 : 1,004,785,274.60 = 178,535,659.43 : x
  2. Step 2: Convert to fraction form
    669,824,963.27/1,004,785,274.60 = 178,535,659.43/x
  3. Step 3: Cross multiply
    669,824,963.27x = 1,004,785,274.60 × 178,535,659.43
  4. Step 4: Simplify right side
    669,824,963.27x = 179,390,001,583,405,312
  5. Step 5: Solve for x
    x = 179,390,001,583,405,312/669,824,963.27
  6. Step 6: Final answer
    x = 267,816,237.70

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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.