Home / 120,494,998.85-166,286,606.06-68,282,298.41

Finding the Fourth Proportional to 120,494,998.85, 166,286,606.06 and 68,282,298.41

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Solution

The fourth proportional to 120,494,998.85, 166,286,606.06 and 68,282,298.41 is: 94,231,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,494,998.85 : 166,286,606.06 = 68,282,298.41 : x
  2. Step 2: Convert to fraction form
    120,494,998.85/166,286,606.06 = 68,282,298.41/x
  3. Step 3: Cross multiply
    120,494,998.85x = 166,286,606.06 × 68,282,298.41
  4. Step 4: Simplify right side
    120,494,998.85x = 11,354,431,655,914,308
  5. Step 5: Solve for x
    x = 11,354,431,655,914,308/120,494,998.85
  6. Step 6: Final answer
    x = 94,231,559.52

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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.