Home / 123,216,093.07-170,031,471.97-67,450,725.61

Finding the Fourth Proportional to 123,216,093.07, 170,031,471.97 and 67,450,725.61

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Solution

The fourth proportional to 123,216,093.07, 170,031,471.97 and 67,450,725.61 is: 93,078,313.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,216,093.07 : 170,031,471.97 = 67,450,725.61 : x
  2. Step 2: Convert to fraction form
    123,216,093.07/170,031,471.97 = 67,450,725.61/x
  3. Step 3: Cross multiply
    123,216,093.07x = 170,031,471.97 × 67,450,725.61
  4. Step 4: Simplify right side
    123,216,093.07x = 11,468,746,160,912,876
  5. Step 5: Solve for x
    x = 11,468,746,160,912,876/123,216,093.07
  6. Step 6: Final answer
    x = 93,078,313.68

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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.