Home / 68,912,218.19-95,100,889.66-37,974,380.38

Finding the Fourth Proportional to 68,912,218.19, 95,100,889.66 and 37,974,380.38

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Solution

The fourth proportional to 68,912,218.19, 95,100,889.66 and 37,974,380.38 is: 52,405,762.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,912,218.19 : 95,100,889.66 = 37,974,380.38 : x
  2. Step 2: Convert to fraction form
    68,912,218.19/95,100,889.66 = 37,974,380.38/x
  3. Step 3: Cross multiply
    68,912,218.19x = 95,100,889.66 × 37,974,380.38
  4. Step 4: Simplify right side
    68,912,218.19x = 3,611,397,358,092,560.50
  5. Step 5: Solve for x
    x = 3,611,397,358,092,560.50/68,912,218.19
  6. Step 6: Final answer
    x = 52,405,762.76

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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.