Home / 119,524,963.89-164,942,773.50-66,603,902.05

Finding the Fourth Proportional to 119,524,963.89, 164,942,773.50 and 66,603,902.05

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Solution

The fourth proportional to 119,524,963.89, 164,942,773.50 and 66,603,902.05 is: 91,912,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,524,963.89 : 164,942,773.50 = 66,603,902.05 : x
  2. Step 2: Convert to fraction form
    119,524,963.89/164,942,773.50 = 66,603,902.05/x
  3. Step 3: Cross multiply
    119,524,963.89x = 164,942,773.50 × 66,603,902.05
  4. Step 4: Simplify right side
    119,524,963.89x = 10,985,832,330,049,336
  5. Step 5: Solve for x
    x = 10,985,832,330,049,336/119,524,963.89
  6. Step 6: Final answer
    x = 91,912,450.53

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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.