Home / 81,569,150.40-112,568,397.52-44,397,633.92

Finding the Fourth Proportional to 81,569,150.40, 112,568,397.52 and 44,397,633.92

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Solution

The fourth proportional to 81,569,150.40, 112,568,397.52 and 44,397,633.92 is: 61,270,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,569,150.40 : 112,568,397.52 = 44,397,633.92 : x
  2. Step 2: Convert to fraction form
    81,569,150.40/112,568,397.52 = 44,397,633.92/x
  3. Step 3: Cross multiply
    81,569,150.40x = 112,568,397.52 × 44,397,633.92
  4. Step 4: Simplify right side
    81,569,150.40x = 4,997,770,504,053,996
  5. Step 5: Solve for x
    x = 4,997,770,504,053,996/81,569,150.40
  6. Step 6: Final answer
    x = 61,270,351.35

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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.