Home / 324,168,185.72-447,352,234.64-175,489,303.21

Finding the Fourth Proportional to 324,168,185.72, 447,352,234.64 and 175,489,303.21

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Solution

The fourth proportional to 324,168,185.72, 447,352,234.64 and 175,489,303.21 is: 242,175,313.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,168,185.72 : 447,352,234.64 = 175,489,303.21 : x
  2. Step 2: Convert to fraction form
    324,168,185.72/447,352,234.64 = 175,489,303.21/x
  3. Step 3: Cross multiply
    324,168,185.72x = 447,352,234.64 × 175,489,303.21
  4. Step 4: Simplify right side
    324,168,185.72x = 78,505,531,946,056,784
  5. Step 5: Solve for x
    x = 78,505,531,946,056,784/324,168,185.72
  6. Step 6: Final answer
    x = 242,175,313.33

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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.