Home / 329,092,887.72-493,632,415.57-80,099,534.23

Finding the Fourth Proportional to 329,092,887.72, 493,632,415.57 and 80,099,534.23

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Solution

The fourth proportional to 329,092,887.72, 493,632,415.57 and 80,099,534.23 is: 120,147,618.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,092,887.72 : 493,632,415.57 = 80,099,534.23 : x
  2. Step 2: Convert to fraction form
    329,092,887.72/493,632,415.57 = 80,099,534.23/x
  3. Step 3: Cross multiply
    329,092,887.72x = 493,632,415.57 × 80,099,534.23
  4. Step 4: Simplify right side
    329,092,887.72x = 39,539,726,567,986,800
  5. Step 5: Solve for x
    x = 39,539,726,567,986,800/329,092,887.72
  6. Step 6: Final answer
    x = 120,147,618.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.