Home / 109,061,081.98-150,499,037.73-59,498,506.78

Finding the Fourth Proportional to 109,061,081.98, 150,499,037.73 and 59,498,506.78

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Solution

The fourth proportional to 109,061,081.98, 150,499,037.73 and 59,498,506.78 is: 82,105,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,061,081.98 : 150,499,037.73 = 59,498,506.78 : x
  2. Step 2: Convert to fraction form
    109,061,081.98/150,499,037.73 = 59,498,506.78/x
  3. Step 3: Cross multiply
    109,061,081.98x = 150,499,037.73 × 59,498,506.78
  4. Step 4: Simplify right side
    109,061,081.98x = 8,954,468,016,761,880
  5. Step 5: Solve for x
    x = 8,954,468,016,761,880/109,061,081.98
  6. Step 6: Final answer
    x = 82,105,072.26

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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.