Home / 120,494,977.54-166,286,576.50-68,282,277.10

Finding the Fourth Proportional to 120,494,977.54, 166,286,576.50 and 68,282,277.10

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Solution

The fourth proportional to 120,494,977.54, 166,286,576.50 and 68,282,277.10 is: 94,231,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,494,977.54 : 166,286,576.50 = 68,282,277.10 : x
  2. Step 2: Convert to fraction form
    120,494,977.54/166,286,576.50 = 68,282,277.10/x
  3. Step 3: Cross multiply
    120,494,977.54x = 166,286,576.50 × 68,282,277.10
  4. Step 4: Simplify right side
    120,494,977.54x = 11,354,426,093,996,926
  5. Step 5: Solve for x
    x = 11,354,426,093,996,926/120,494,977.54
  6. Step 6: Final answer
    x = 94,231,530.03

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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.