Home / 123,204,697.44-184,988,717.82-68,723,728.08

Finding the Fourth Proportional to 123,204,697.44, 184,988,717.82 and 68,723,728.08

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Solution

The fourth proportional to 123,204,697.44, 184,988,717.82 and 68,723,728.08 is: 103,186,928.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,204,697.44 : 184,988,717.82 = 68,723,728.08 : x
  2. Step 2: Convert to fraction form
    123,204,697.44/184,988,717.82 = 68,723,728.08/x
  3. Step 3: Cross multiply
    123,204,697.44x = 184,988,717.82 × 68,723,728.08
  4. Step 4: Simplify right side
    123,204,697.44x = 12,713,114,341,329,530
  5. Step 5: Solve for x
    x = 12,713,114,341,329,530/123,204,697.44
  6. Step 6: Final answer
    x = 103,186,928.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.