Home / 325,377,119.70-488,543,976.45-228,761,145.90

Finding the Fourth Proportional to 325,377,119.70, 488,543,976.45 and 228,761,145.90

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Solution

The fourth proportional to 325,377,119.70, 488,543,976.45 and 228,761,145.90 is: 343,477,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,377,119.70 : 488,543,976.45 = 228,761,145.90 : x
  2. Step 2: Convert to fraction form
    325,377,119.70/488,543,976.45 = 228,761,145.90/x
  3. Step 3: Cross multiply
    325,377,119.70x = 488,543,976.45 × 228,761,145.90
  4. Step 4: Simplify right side
    325,377,119.70x = 111,759,879,875,244,608
  5. Step 5: Solve for x
    x = 111,759,879,875,244,608/325,377,119.70
  6. Step 6: Final answer
    x = 343,477,992.49

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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.