Home / 325,966,870.48-449,951,288.92-193,807,551.72

Finding the Fourth Proportional to 325,966,870.48, 449,951,288.92 and 193,807,551.72

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Solution

The fourth proportional to 325,966,870.48, 449,951,288.92 and 193,807,551.72 is: 267,523,989.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,966,870.48 : 449,951,288.92 = 193,807,551.72 : x
  2. Step 2: Convert to fraction form
    325,966,870.48/449,951,288.92 = 193,807,551.72/x
  3. Step 3: Cross multiply
    325,966,870.48x = 449,951,288.92 × 193,807,551.72
  4. Step 4: Simplify right side
    325,966,870.48x = 87,203,957,698,843,568
  5. Step 5: Solve for x
    x = 87,203,957,698,843,568/325,966,870.48
  6. Step 6: Final answer
    x = 267,523,989.69

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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.