Home / 292,505,172,486.03-403,660,410,448.61-162,296,384,712.39

Finding the Fourth Proportional to 292,505,172,486.03, 403,660,410,448.61 and 162,296,384,712.39

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Solution

The fourth proportional to 292,505,172,486.03, 403,660,410,448.61 and 162,296,384,712.39 is: 223,970,826,602.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,505,172,486.03 : 403,660,410,448.61 = 162,296,384,712.39 : x
  2. Step 2: Convert to fraction form
    292,505,172,486.03/403,660,410,448.61 = 162,296,384,712.39/x
  3. Step 3: Cross multiply
    292,505,172,486.03x = 403,660,410,448.61 × 162,296,384,712.39
  4. Step 4: Simplify right side
    292,505,172,486.03x = 65,512,625,267,328,860,291,072
  5. Step 5: Solve for x
    x = 65,512,625,267,328,860,291,072/292,505,172,486.03
  6. Step 6: Final answer
    x = 223,970,826,602.93

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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.