Home / 122,192,572.33-168,631,808.23-75,797,773.03

Finding the Fourth Proportional to 122,192,572.33, 168,631,808.23 and 75,797,773.03

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Solution

The fourth proportional to 122,192,572.33, 168,631,808.23 and 75,797,773.03 is: 104,604,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,192,572.33 : 168,631,808.23 = 75,797,773.03 : x
  2. Step 2: Convert to fraction form
    122,192,572.33/168,631,808.23 = 75,797,773.03/x
  3. Step 3: Cross multiply
    122,192,572.33x = 168,631,808.23 × 75,797,773.03
  4. Step 4: Simplify right side
    122,192,572.33x = 12,781,915,524,787,026
  5. Step 5: Solve for x
    x = 12,781,915,524,787,026/122,192,572.33
  6. Step 6: Final answer
    x = 104,604,684.90

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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.