Home / 195,475,803.16-269,803,589.84-111,892,385.92

Finding the Fourth Proportional to 195,475,803.16, 269,803,589.84 and 111,892,385.92

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Solution

The fourth proportional to 195,475,803.16, 269,803,589.84 and 111,892,385.92 is: 154,438,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,475,803.16 : 269,803,589.84 = 111,892,385.92 : x
  2. Step 2: Convert to fraction form
    195,475,803.16/269,803,589.84 = 111,892,385.92/x
  3. Step 3: Cross multiply
    195,475,803.16x = 269,803,589.84 × 111,892,385.92
  4. Step 4: Simplify right side
    195,475,803.16x = 30,188,967,396,419,208
  5. Step 5: Solve for x
    x = 30,188,967,396,419,208/195,475,803.16
  6. Step 6: Final answer
    x = 154,438,385.25

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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.