Home / 102,517,748.95-141,474,868.54-55,474,822.83

Finding the Fourth Proportional to 102,517,748.95, 141,474,868.54 and 55,474,822.83

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Solution

The fourth proportional to 102,517,748.95, 141,474,868.54 and 55,474,822.83 is: 76,555,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,517,748.95 : 141,474,868.54 = 55,474,822.83 : x
  2. Step 2: Convert to fraction form
    102,517,748.95/141,474,868.54 = 55,474,822.83/x
  3. Step 3: Cross multiply
    102,517,748.95x = 141,474,868.54 × 55,474,822.83
  4. Step 4: Simplify right side
    102,517,748.95x = 7,848,293,267,154,040
  5. Step 5: Solve for x
    x = 7,848,293,267,154,040/102,517,748.95
  6. Step 6: Final answer
    x = 76,555,458.42

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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.