Home / 102,517,747.95-141,474,867.16-55,474,821.83

Finding the Fourth Proportional to 102,517,747.95, 141,474,867.16 and 55,474,821.83

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Solution

The fourth proportional to 102,517,747.95, 141,474,867.16 and 55,474,821.83 is: 76,555,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,517,747.95 : 141,474,867.16 = 55,474,821.83 : x
  2. Step 2: Convert to fraction form
    102,517,747.95/141,474,867.16 = 55,474,821.83/x
  3. Step 3: Cross multiply
    102,517,747.95x = 141,474,867.16 × 55,474,821.83
  4. Step 4: Simplify right side
    102,517,747.95x = 7,848,293,049,123,918
  5. Step 5: Solve for x
    x = 7,848,293,049,123,918/102,517,747.95
  6. Step 6: Final answer
    x = 76,555,457.04

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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.