Home / 79,748,511.80-110,053,044.24-43,079,082.80

Finding the Fourth Proportional to 79,748,511.80, 110,053,044.24 and 43,079,082.80

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Solution

The fourth proportional to 79,748,511.80, 110,053,044.24 and 43,079,082.80 is: 59,449,187.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,748,511.80 : 110,053,044.24 = 43,079,082.80 : x
  2. Step 2: Convert to fraction form
    79,748,511.80/110,053,044.24 = 43,079,082.80/x
  3. Step 3: Cross multiply
    79,748,511.80x = 110,053,044.24 × 43,079,082.80
  4. Step 4: Simplify right side
    79,748,511.80x = 4,740,984,205,207,023
  5. Step 5: Solve for x
    x = 4,740,984,205,207,023/79,748,511.80
  6. Step 6: Final answer
    x = 59,449,187.18

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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.