Home / 78,505,998.14-117,776,560.46-23,922,855.56

Finding the Fourth Proportional to 78,505,998.14, 117,776,560.46 and 23,922,855.56

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Solution

The fourth proportional to 78,505,998.14, 117,776,560.46 and 23,922,855.56 is: 35,889,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,505,998.14 : 117,776,560.46 = 23,922,855.56 : x
  2. Step 2: Convert to fraction form
    78,505,998.14/117,776,560.46 = 23,922,855.56/x
  3. Step 3: Cross multiply
    78,505,998.14x = 117,776,560.46 × 23,922,855.56
  4. Step 4: Simplify right side
    78,505,998.14x = 2,817,551,644,413,014
  5. Step 5: Solve for x
    x = 2,817,551,644,413,014/78,505,998.14
  6. Step 6: Final answer
    x = 35,889,635.33

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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.