Home / 324,210,505.82-447,405,157.10-175,530,438.23

Finding the Fourth Proportional to 324,210,505.82, 447,405,157.10 and 175,530,438.23

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Solution

The fourth proportional to 324,210,505.82, 447,405,157.10 and 175,530,438.23 is: 242,229,113.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,210,505.82 : 447,405,157.10 = 175,530,438.23 : x
  2. Step 2: Convert to fraction form
    324,210,505.82/447,405,157.10 = 175,530,438.23/x
  3. Step 3: Cross multiply
    324,210,505.82x = 447,405,157.10 × 175,530,438.23
  4. Step 4: Simplify right side
    324,210,505.82x = 78,533,223,289,010,320
  5. Step 5: Solve for x
    x = 78,533,223,289,010,320/324,210,505.82
  6. Step 6: Final answer
    x = 242,229,113.12

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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.