Home / 131,667,982.50-181,703,691.69-75,912,299.94

Finding the Fourth Proportional to 131,667,982.50, 181,703,691.69 and 75,912,299.94

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Solution

The fourth proportional to 131,667,982.50, 181,703,691.69 and 75,912,299.94 is: 104,760,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,667,982.50 : 181,703,691.69 = 75,912,299.94 : x
  2. Step 2: Convert to fraction form
    131,667,982.50/181,703,691.69 = 75,912,299.94/x
  3. Step 3: Cross multiply
    131,667,982.50x = 181,703,691.69 × 75,912,299.94
  4. Step 4: Simplify right side
    131,667,982.50x = 13,793,545,143,776,564
  5. Step 5: Solve for x
    x = 13,793,545,143,776,564/131,667,982.50
  6. Step 6: Final answer
    x = 104,760,055.42

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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.