Home / 195,310,049.41-269,751,560.37-128,627,094.74

Finding the Fourth Proportional to 195,310,049.41, 269,751,560.37 and 128,627,094.74

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Solution

The fourth proportional to 195,310,049.41, 269,751,560.37 and 128,627,094.74 is: 177,652,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,310,049.41 : 269,751,560.37 = 128,627,094.74 : x
  2. Step 2: Convert to fraction form
    195,310,049.41/269,751,560.37 = 128,627,094.74/x
  3. Step 3: Cross multiply
    195,310,049.41x = 269,751,560.37 × 128,627,094.74
  4. Step 4: Simplify right side
    195,310,049.41x = 34,697,359,511,562,080
  5. Step 5: Solve for x
    x = 34,697,359,511,562,080/195,310,049.41
  6. Step 6: Final answer
    x = 177,652,709.71

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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.