Home / 213,726,082.96-294,942,562.32-115,940,938.96

Finding the Fourth Proportional to 213,726,082.96, 294,942,562.32 and 115,940,938.96

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Solution

The fourth proportional to 213,726,082.96, 294,942,562.32 and 115,940,938.96 is: 159,998,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,726,082.96 : 294,942,562.32 = 115,940,938.96 : x
  2. Step 2: Convert to fraction form
    213,726,082.96/294,942,562.32 = 115,940,938.96/x
  3. Step 3: Cross multiply
    213,726,082.96x = 294,942,562.32 × 115,940,938.96
  4. Step 4: Simplify right side
    213,726,082.96x = 34,195,917,614,649,112
  5. Step 5: Solve for x
    x = 34,195,917,614,649,112/213,726,082.96
  6. Step 6: Final answer
    x = 159,998,803.80

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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.