Home / 80,604,384.05-111,234,079.91-45,797,120.21

Finding the Fourth Proportional to 80,604,384.05, 111,234,079.91 and 45,797,120.21

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Solution

The fourth proportional to 80,604,384.05, 111,234,079.91 and 45,797,120.21 is: 63,200,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,604,384.05 : 111,234,079.91 = 45,797,120.21 : x
  2. Step 2: Convert to fraction form
    80,604,384.05/111,234,079.91 = 45,797,120.21/x
  3. Step 3: Cross multiply
    80,604,384.05x = 111,234,079.91 × 45,797,120.21
  4. Step 4: Simplify right side
    80,604,384.05x = 5,094,200,528,858,031
  5. Step 5: Solve for x
    x = 5,094,200,528,858,031/80,604,384.05
  6. Step 6: Final answer
    x = 63,200,042.89

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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.