Home / 84,613,502.92-116,723,660.21-55,262,016.49

Finding the Fourth Proportional to 84,613,502.92, 116,723,660.21 and 55,262,016.49

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Solution

The fourth proportional to 84,613,502.92, 116,723,660.21 and 55,262,016.49 is: 76,233,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,613,502.92 : 116,723,660.21 = 55,262,016.49 : x
  2. Step 2: Convert to fraction form
    84,613,502.92/116,723,660.21 = 55,262,016.49/x
  3. Step 3: Cross multiply
    84,613,502.92x = 116,723,660.21 × 55,262,016.49
  4. Step 4: Simplify right side
    84,613,502.92x = 6,450,384,835,156,147
  5. Step 5: Solve for x
    x = 6,450,384,835,156,147/84,613,502.92
  6. Step 6: Final answer
    x = 76,233,516.08

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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.