Home / 417,954,487.86-576,777,562.29-229,785,983.46

Finding the Fourth Proportional to 417,954,487.86, 576,777,562.29 and 229,785,983.46

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Solution

The fourth proportional to 417,954,487.86, 576,777,562.29 and 229,785,983.46 is: 317,104,860.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,954,487.86 : 576,777,562.29 = 229,785,983.46 : x
  2. Step 2: Convert to fraction form
    417,954,487.86/576,777,562.29 = 229,785,983.46/x
  3. Step 3: Cross multiply
    417,954,487.86x = 576,777,562.29 × 229,785,983.46
  4. Step 4: Simplify right side
    417,954,487.86x = 132,535,399,388,469,056
  5. Step 5: Solve for x
    x = 132,535,399,388,469,056/417,954,487.86
  6. Step 6: Final answer
    x = 317,104,860.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.