Home / 101,899,451.72-140,619,843.46-57,846,065.96

Finding the Fourth Proportional to 101,899,451.72, 140,619,843.46 and 57,846,065.96

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Solution

The fourth proportional to 101,899,451.72, 140,619,843.46 and 57,846,065.96 is: 79,826,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,899,451.72 : 140,619,843.46 = 57,846,065.96 : x
  2. Step 2: Convert to fraction form
    101,899,451.72/140,619,843.46 = 57,846,065.96/x
  3. Step 3: Cross multiply
    101,899,451.72x = 140,619,843.46 × 57,846,065.96
  4. Step 4: Simplify right side
    101,899,451.72x = 8,134,304,740,072,035
  5. Step 5: Solve for x
    x = 8,134,304,740,072,035/101,899,451.72
  6. Step 6: Final answer
    x = 79,826,776.32

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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.