Home / 296,705,067.32-445,105,997.39-121,781,154.79

Finding the Fourth Proportional to 296,705,067.32, 445,105,997.39 and 121,781,154.79

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Solution

The fourth proportional to 296,705,067.32, 445,105,997.39 and 121,781,154.79 is: 182,691,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,705,067.32 : 445,105,997.39 = 121,781,154.79 : x
  2. Step 2: Convert to fraction form
    296,705,067.32/445,105,997.39 = 121,781,154.79/x
  3. Step 3: Cross multiply
    296,705,067.32x = 445,105,997.39 × 121,781,154.79
  4. Step 4: Simplify right side
    296,705,067.32x = 54,205,522,364,387,248
  5. Step 5: Solve for x
    x = 54,205,522,364,387,248/296,705,067.32
  6. Step 6: Final answer
    x = 182,691,596.25

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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.