Home / 171,693,889,972.68-257,579,244,069.30-52,320,557,143.92

Finding the Fourth Proportional to 171,693,889,972.68, 257,579,244,069.30 and 52,320,557,143.92

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Solution

The fourth proportional to 171,693,889,972.68, 257,579,244,069.30 and 52,320,557,143.92 is: 78,492,540,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,693,889,972.68 : 257,579,244,069.30 = 52,320,557,143.92 : x
  2. Step 2: Convert to fraction form
    171,693,889,972.68/257,579,244,069.30 = 52,320,557,143.92/x
  3. Step 3: Cross multiply
    171,693,889,972.68x = 257,579,244,069.30 × 52,320,557,143.92
  4. Step 4: Simplify right side
    171,693,889,972.68x = 13,476,689,558,415,526,068,224
  5. Step 5: Solve for x
    x = 13,476,689,558,415,526,068,224/171,693,889,972.68
  6. Step 6: Final answer
    x = 78,492,540,186.26

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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.