Home / 80,121,939.40-110,568,276.41-43,452,510.40

Finding the Fourth Proportional to 80,121,939.40, 110,568,276.41 and 43,452,510.40

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Solution

The fourth proportional to 80,121,939.40, 110,568,276.41 and 43,452,510.40 is: 59,964,464.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,121,939.40 : 110,568,276.41 = 43,452,510.40 : x
  2. Step 2: Convert to fraction form
    80,121,939.40/110,568,276.41 = 43,452,510.40/x
  3. Step 3: Cross multiply
    80,121,939.40x = 110,568,276.41 × 43,452,510.40
  4. Step 4: Simplify right side
    80,121,939.40x = 4,804,469,180,615,599
  5. Step 5: Solve for x
    x = 4,804,469,180,615,599/80,121,939.40
  6. Step 6: Final answer
    x = 59,964,464.37

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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.