Home / 325,696,027.70-488,544,041.55-228,761,189.30

Finding the Fourth Proportional to 325,696,027.70, 488,544,041.55 and 228,761,189.30

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Solution

The fourth proportional to 325,696,027.70, 488,544,041.55 and 228,761,189.30 is: 343,141,783.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,696,027.70 : 488,544,041.55 = 228,761,189.30 : x
  2. Step 2: Convert to fraction form
    325,696,027.70/488,544,041.55 = 228,761,189.30/x
  3. Step 3: Cross multiply
    325,696,027.70x = 488,544,041.55 × 228,761,189.30
  4. Step 4: Simplify right side
    325,696,027.70x = 111,759,915,970,406,624
  5. Step 5: Solve for x
    x = 111,759,915,970,406,624/325,696,027.70
  6. Step 6: Final answer
    x = 343,141,783.95

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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.