Home / 331,741,670.77-457,894,572.78-192,557,272.87

Finding the Fourth Proportional to 331,741,670.77, 457,894,572.78 and 192,557,272.87

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Solution

The fourth proportional to 331,741,670.77, 457,894,572.78 and 192,557,272.87 is: 265,781,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,741,670.77 : 457,894,572.78 = 192,557,272.87 : x
  2. Step 2: Convert to fraction form
    331,741,670.77/457,894,572.78 = 192,557,272.87/x
  3. Step 3: Cross multiply
    331,741,670.77x = 457,894,572.78 × 192,557,272.87
  4. Step 4: Simplify right side
    331,741,670.77x = 88,170,930,196,490,528
  5. Step 5: Solve for x
    x = 88,170,930,196,490,528/331,741,670.77
  6. Step 6: Final answer
    x = 265,781,895.87

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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.