Home / 325,696,031.20-488,544,046.80-228,761,192.80

Finding the Fourth Proportional to 325,696,031.20, 488,544,046.80 and 228,761,192.80

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Solution

The fourth proportional to 325,696,031.20, 488,544,046.80 and 228,761,192.80 is: 343,141,789.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,696,031.20 : 488,544,046.80 = 228,761,192.80 : x
  2. Step 2: Convert to fraction form
    325,696,031.20/488,544,046.80 = 228,761,192.80/x
  3. Step 3: Cross multiply
    325,696,031.20x = 488,544,046.80 × 228,761,192.80
  4. Step 4: Simplify right side
    325,696,031.20x = 111,759,918,881,307,024
  5. Step 5: Solve for x
    x = 111,759,918,881,307,024/325,696,031.20
  6. Step 6: Final answer
    x = 343,141,789.20

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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.