Home / 79,722,451.48-110,016,984.42-43,053,022.48

Finding the Fourth Proportional to 79,722,451.48, 110,016,984.42 and 43,053,022.48

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Solution

The fourth proportional to 79,722,451.48, 110,016,984.42 and 43,053,022.48 is: 59,413,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,451.48 : 110,016,984.42 = 43,053,022.48 : x
  2. Step 2: Convert to fraction form
    79,722,451.48/110,016,984.42 = 43,053,022.48/x
  3. Step 3: Cross multiply
    79,722,451.48x = 110,016,984.42 × 43,053,022.48
  4. Step 4: Simplify right side
    79,722,451.48x = 4,736,563,703,416,069
  5. Step 5: Solve for x
    x = 4,736,563,703,416,069/79,722,451.48
  6. Step 6: Final answer
    x = 59,413,171.77

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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.