Home / 171,763,676.20-257,557,256.70-50,579,381.80

Finding the Fourth Proportional to 171,763,676.20, 257,557,256.70 and 50,579,381.80

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Solution

The fourth proportional to 171,763,676.20, 257,557,256.70 and 50,579,381.80 is: 75,843,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,763,676.20 : 257,557,256.70 = 50,579,381.80 : x
  2. Step 2: Convert to fraction form
    171,763,676.20/257,557,256.70 = 50,579,381.80/x
  3. Step 3: Cross multiply
    171,763,676.20x = 257,557,256.70 × 50,579,381.80
  4. Step 4: Simplify right side
    171,763,676.20x = 13,027,086,821,989,906
  5. Step 5: Solve for x
    x = 13,027,086,821,989,906/171,763,676.20
  6. Step 6: Final answer
    x = 75,843,083.42

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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.