Home / 117,504,080.80-176,256,121.20-109,541,456.80

Finding the Fourth Proportional to 117,504,080.80, 176,256,121.20 and 109,541,456.80

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Solution

The fourth proportional to 117,504,080.80, 176,256,121.20 and 109,541,456.80 is: 164,312,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,504,080.80 : 176,256,121.20 = 109,541,456.80 : x
  2. Step 2: Convert to fraction form
    117,504,080.80/176,256,121.20 = 109,541,456.80/x
  3. Step 3: Cross multiply
    117,504,080.80x = 176,256,121.20 × 109,541,456.80
  4. Step 4: Simplify right side
    117,504,080.80x = 19,307,352,286,165,364
  5. Step 5: Solve for x
    x = 19,307,352,286,165,364/117,504,080.80
  6. Step 6: Final answer
    x = 164,312,185.20

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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.