Home / 80,604,385.05-111,234,081.29-45,797,121.21

Finding the Fourth Proportional to 80,604,385.05, 111,234,081.29 and 45,797,121.21

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Solution

The fourth proportional to 80,604,385.05, 111,234,081.29 and 45,797,121.21 is: 63,200,044.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,604,385.05 : 111,234,081.29 = 45,797,121.21 : x
  2. Step 2: Convert to fraction form
    80,604,385.05/111,234,081.29 = 45,797,121.21/x
  3. Step 3: Cross multiply
    80,604,385.05x = 111,234,081.29 × 45,797,121.21
  4. Step 4: Simplify right side
    80,604,385.05x = 5,094,200,703,521,124
  5. Step 5: Solve for x
    x = 5,094,200,703,521,124/80,604,385.05
  6. Step 6: Final answer
    x = 63,200,044.27

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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.