Home / 488,101,192.23-731,856,755.57-196,627,891.35

Finding the Fourth Proportional to 488,101,192.23, 731,856,755.57 and 196,627,891.35

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Solution

The fourth proportional to 488,101,192.23, 731,856,755.57 and 196,627,891.35 is: 294,822,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,101,192.23 : 731,856,755.57 = 196,627,891.35 : x
  2. Step 2: Convert to fraction form
    488,101,192.23/731,856,755.57 = 196,627,891.35/x
  3. Step 3: Cross multiply
    488,101,192.23x = 731,856,755.57 × 196,627,891.35
  4. Step 4: Simplify right side
    488,101,192.23x = 143,903,450,616,998,336
  5. Step 5: Solve for x
    x = 143,903,450,616,998,336/488,101,192.23
  6. Step 6: Final answer
    x = 294,822,985.29

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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.