Home / 388,034,416.80-582,051,625.20-337,016,080.80

Finding the Fourth Proportional to 388,034,416.80, 582,051,625.20 and 337,016,080.80

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Solution

The fourth proportional to 388,034,416.80, 582,051,625.20 and 337,016,080.80 is: 505,524,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,034,416.80 : 582,051,625.20 = 337,016,080.80 : x
  2. Step 2: Convert to fraction form
    388,034,416.80/582,051,625.20 = 337,016,080.80/x
  3. Step 3: Cross multiply
    388,034,416.80x = 582,051,625.20 × 337,016,080.80
  4. Step 4: Simplify right side
    388,034,416.80x = 196,160,757,548,174,528
  5. Step 5: Solve for x
    x = 196,160,757,548,174,528/388,034,416.80
  6. Step 6: Final answer
    x = 505,524,121.20

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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.