Home / 292,505,172,478.92-403,660,410,438.76-162,296,384,705.25

Finding the Fourth Proportional to 292,505,172,478.92, 403,660,410,438.76 and 162,296,384,705.25

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Solution

The fourth proportional to 292,505,172,478.92, 403,660,410,438.76 and 162,296,384,705.25 is: 223,970,826,593.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,505,172,478.92 : 403,660,410,438.76 = 162,296,384,705.25 : x
  2. Step 2: Convert to fraction form
    292,505,172,478.92/403,660,410,438.76 = 162,296,384,705.25/x
  3. Step 3: Cross multiply
    292,505,172,478.92x = 403,660,410,438.76 × 162,296,384,705.25
  4. Step 4: Simplify right side
    292,505,172,478.92x = 65,512,625,262,848,110,493,696
  5. Step 5: Solve for x
    x = 65,512,625,262,848,110,493,696/292,505,172,478.92
  6. Step 6: Final answer
    x = 223,970,826,593.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.