Home / 199,982,896.56-299,944,035.64-54,427,800.48

Finding the Fourth Proportional to 199,982,896.56, 299,944,035.64 and 54,427,800.48

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Solution

The fourth proportional to 199,982,896.56, 299,944,035.64 and 54,427,800.48 is: 81,633,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,982,896.56 : 299,944,035.64 = 54,427,800.48 : x
  2. Step 2: Convert to fraction form
    199,982,896.56/299,944,035.64 = 54,427,800.48/x
  3. Step 3: Cross multiply
    199,982,896.56x = 299,944,035.64 × 54,427,800.48
  4. Step 4: Simplify right side
    199,982,896.56x = 16,325,294,126,979,928
  5. Step 5: Solve for x
    x = 16,325,294,126,979,928/199,982,896.56
  6. Step 6: Final answer
    x = 81,633,451.70

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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.