Home / 325,696,028.70-488,544,043.05-228,761,190.30

Finding the Fourth Proportional to 325,696,028.70, 488,544,043.05 and 228,761,190.30

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Solution

The fourth proportional to 325,696,028.70, 488,544,043.05 and 228,761,190.30 is: 343,141,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,696,028.70 : 488,544,043.05 = 228,761,190.30 : x
  2. Step 2: Convert to fraction form
    325,696,028.70/488,544,043.05 = 228,761,190.30/x
  3. Step 3: Cross multiply
    325,696,028.70x = 488,544,043.05 × 228,761,190.30
  4. Step 4: Simplify right side
    325,696,028.70x = 111,759,916,802,092,448
  5. Step 5: Solve for x
    x = 111,759,916,802,092,448/325,696,028.70
  6. Step 6: Final answer
    x = 343,141,785.45

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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.