Home / 117,320,422.80-176,043,619.80-49,170,003.60

Finding the Fourth Proportional to 117,320,422.80, 176,043,619.80 and 49,170,003.60

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Solution

The fourth proportional to 117,320,422.80, 176,043,619.80 and 49,170,003.60 is: 73,781,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,320,422.80 : 176,043,619.80 = 49,170,003.60 : x
  2. Step 2: Convert to fraction form
    117,320,422.80/176,043,619.80 = 49,170,003.60/x
  3. Step 3: Cross multiply
    117,320,422.80x = 176,043,619.80 × 49,170,003.60
  4. Step 4: Simplify right side
    117,320,422.80x = 8,656,065,419,323,032
  5. Step 5: Solve for x
    x = 8,656,065,419,323,032/117,320,422.80
  6. Step 6: Final answer
    x = 73,781,403.21

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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.