Home / 117,452,205.20-176,178,307.80-108,382,278.80

Finding the Fourth Proportional to 117,452,205.20, 176,178,307.80 and 108,382,278.80

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Solution

The fourth proportional to 117,452,205.20, 176,178,307.80 and 108,382,278.80 is: 162,573,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,452,205.20 : 176,178,307.80 = 108,382,278.80 : x
  2. Step 2: Convert to fraction form
    117,452,205.20/176,178,307.80 = 108,382,278.80/x
  3. Step 3: Cross multiply
    117,452,205.20x = 176,178,307.80 × 108,382,278.80
  4. Step 4: Simplify right side
    117,452,205.20x = 19,094,606,474,491,816
  5. Step 5: Solve for x
    x = 19,094,606,474,491,816/117,452,205.20
  6. Step 6: Final answer
    x = 162,573,418.20

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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.