Home / 171,693,889,971.68-257,579,244,067.80-52,320,557,142.92

Finding the Fourth Proportional to 171,693,889,971.68, 257,579,244,067.80 and 52,320,557,142.92

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Solution

The fourth proportional to 171,693,889,971.68, 257,579,244,067.80 and 52,320,557,142.92 is: 78,492,540,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,693,889,971.68 : 257,579,244,067.80 = 52,320,557,142.92 : x
  2. Step 2: Convert to fraction form
    171,693,889,971.68/257,579,244,067.80 = 52,320,557,142.92/x
  3. Step 3: Cross multiply
    171,693,889,971.68x = 257,579,244,067.80 × 52,320,557,142.92
  4. Step 4: Simplify right side
    171,693,889,971.68x = 13,476,689,558,079,465,848,832
  5. Step 5: Solve for x
    x = 13,476,689,558,079,465,848,832/171,693,889,971.68
  6. Step 6: Final answer
    x = 78,492,540,184.76

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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.