Home / 238,331,674.27-357,498,653.18-72,336,621.13

Finding the Fourth Proportional to 238,331,674.27, 357,498,653.18 and 72,336,621.13

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Solution

The fourth proportional to 238,331,674.27, 357,498,653.18 and 72,336,621.13 is: 108,505,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,331,674.27 : 357,498,653.18 = 72,336,621.13 : x
  2. Step 2: Convert to fraction form
    238,331,674.27/357,498,653.18 = 72,336,621.13/x
  3. Step 3: Cross multiply
    238,331,674.27x = 357,498,653.18 × 72,336,621.13
  4. Step 4: Simplify right side
    238,331,674.27x = 25,860,244,628,311,500
  5. Step 5: Solve for x
    x = 25,860,244,628,311,500/238,331,674.27
  6. Step 6: Final answer
    x = 108,505,278.23

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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.