Home / 66,881,223.56-100,297,766.61-23,150,100.05

Finding the Fourth Proportional to 66,881,223.56, 100,297,766.61 and 23,150,100.05

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Solution

The fourth proportional to 66,881,223.56, 100,297,766.61 and 23,150,100.05 is: 34,716,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,881,223.56 : 100,297,766.61 = 23,150,100.05 : x
  2. Step 2: Convert to fraction form
    66,881,223.56/100,297,766.61 = 23,150,100.05/x
  3. Step 3: Cross multiply
    66,881,223.56x = 100,297,766.61 × 23,150,100.05
  4. Step 4: Simplify right side
    66,881,223.56x = 2,321,903,331,813,049.50
  5. Step 5: Solve for x
    x = 2,321,903,331,813,049.50/66,881,223.56
  6. Step 6: Final answer
    x = 34,716,818.98

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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.