Home / 80,604,400.05-111,234,101.99-45,797,136.21

Finding the Fourth Proportional to 80,604,400.05, 111,234,101.99 and 45,797,136.21

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Solution

The fourth proportional to 80,604,400.05, 111,234,101.99 and 45,797,136.21 is: 63,200,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,604,400.05 : 111,234,101.99 = 45,797,136.21 : x
  2. Step 2: Convert to fraction form
    80,604,400.05/111,234,101.99 = 45,797,136.21/x
  3. Step 3: Cross multiply
    80,604,400.05x = 111,234,101.99 × 45,797,136.21
  4. Step 4: Simplify right side
    80,604,400.05x = 5,094,203,319,804,076
  5. Step 5: Solve for x
    x = 5,094,203,319,804,076/80,604,400.05
  6. Step 6: Final answer
    x = 63,200,064.97

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1.5x scale

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.