Home / 85,155,944.97-117,515,185.94-45,997,722.10

Finding the Fourth Proportional to 85,155,944.97, 117,515,185.94 and 45,997,722.10

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Solution

The fourth proportional to 85,155,944.97, 117,515,185.94 and 45,997,722.10 is: 63,476,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,155,944.97 : 117,515,185.94 = 45,997,722.10 : x
  2. Step 2: Convert to fraction form
    85,155,944.97/117,515,185.94 = 45,997,722.10/x
  3. Step 3: Cross multiply
    85,155,944.97x = 117,515,185.94 × 45,997,722.10
  4. Step 4: Simplify right side
    85,155,944.97x = 5,405,430,865,397,947
  5. Step 5: Solve for x
    x = 5,405,430,865,397,947/85,155,944.97
  6. Step 6: Final answer
    x = 63,476,846.71

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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.