Home / 491,242,020,607.52-677,949,068,350.38-271,505,985,675.52

Finding the Fourth Proportional to 491,242,020,607.52, 677,949,068,350.38 and 271,505,985,675.52

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Solution

The fourth proportional to 491,242,020,607.52, 677,949,068,350.38 and 271,505,985,675.52 is: 374,697,648,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,242,020,607.52 : 677,949,068,350.38 = 271,505,985,675.52 : x
  2. Step 2: Convert to fraction form
    491,242,020,607.52/677,949,068,350.38 = 271,505,985,675.52/x
  3. Step 3: Cross multiply
    491,242,020,607.52x = 677,949,068,350.38 × 271,505,985,675.52
  4. Step 4: Simplify right side
    491,242,020,607.52x = 184,067,230,040,270,410,088,448
  5. Step 5: Solve for x
    x = 184,067,230,040,270,410,088,448/491,242,020,607.52
  6. Step 6: Final answer
    x = 374,697,648,651.14

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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.