Home / 68,238,357.22-102,448,340.88-35,912,961.46

Finding the Fourth Proportional to 68,238,357.22, 102,448,340.88 and 35,912,961.46

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Solution

The fourth proportional to 68,238,357.22, 102,448,340.88 and 35,912,961.46 is: 53,917,231.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,238,357.22 : 102,448,340.88 = 35,912,961.46 : x
  2. Step 2: Convert to fraction form
    68,238,357.22/102,448,340.88 = 35,912,961.46/x
  3. Step 3: Cross multiply
    68,238,357.22x = 102,448,340.88 × 35,912,961.46
  4. Step 4: Simplify right side
    68,238,357.22x = 3,679,223,317,664,382.50
  5. Step 5: Solve for x
    x = 3,679,223,317,664,382.50/68,238,357.22
  6. Step 6: Final answer
    x = 53,917,231.71

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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.