Home / 171,307,329.64-236,404,414.84-92,990,936.20

Finding the Fourth Proportional to 171,307,329.64, 236,404,414.84 and 92,990,936.20

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Solution

The fourth proportional to 171,307,329.64, 236,404,414.84 and 92,990,936.20 is: 128,327,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,307,329.64 : 236,404,414.84 = 92,990,936.20 : x
  2. Step 2: Convert to fraction form
    171,307,329.64/236,404,414.84 = 92,990,936.20/x
  3. Step 3: Cross multiply
    171,307,329.64x = 236,404,414.84 × 92,990,936.20
  4. Step 4: Simplify right side
    171,307,329.64x = 21,983,467,857,784,776
  5. Step 5: Solve for x
    x = 21,983,467,857,784,776/171,307,329.64
  6. Step 6: Final answer
    x = 128,327,654.77

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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.