Home / 197,770,826.90-272,910,437.46-109,661,562.75

Finding the Fourth Proportional to 197,770,826.90, 272,910,437.46 and 109,661,562.75

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Solution

The fourth proportional to 197,770,826.90, 272,910,437.46 and 109,661,562.75 is: 151,325,579.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,770,826.90 : 272,910,437.46 = 109,661,562.75 : x
  2. Step 2: Convert to fraction form
    197,770,826.90/272,910,437.46 = 109,661,562.75/x
  3. Step 3: Cross multiply
    197,770,826.90x = 272,910,437.46 × 109,661,562.75
  4. Step 4: Simplify right side
    197,770,826.90x = 29,927,785,063,673,152
  5. Step 5: Solve for x
    x = 29,927,785,063,673,152/197,770,826.90
  6. Step 6: Final answer
    x = 151,325,579.88

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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.