Home / 202,560,185.43-279,533,348.39-109,740,690.54

Finding the Fourth Proportional to 202,560,185.43, 279,533,348.39 and 109,740,690.54

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Solution

The fourth proportional to 202,560,185.43, 279,533,348.39 and 109,740,690.54 is: 151,442,311.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,560,185.43 : 279,533,348.39 = 109,740,690.54 : x
  2. Step 2: Convert to fraction form
    202,560,185.43/279,533,348.39 = 109,740,690.54/x
  3. Step 3: Cross multiply
    202,560,185.43x = 279,533,348.39 × 109,740,690.54
  4. Step 4: Simplify right side
    202,560,185.43x = 30,676,182,681,551,348
  5. Step 5: Solve for x
    x = 30,676,182,681,551,348/202,560,185.43
  6. Step 6: Final answer
    x = 151,442,311.41

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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.