Home / 331,777,773.60-497,666,660.40-170,236,039.20

Finding the Fourth Proportional to 331,777,773.60, 497,666,660.40 and 170,236,039.20

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Solution

The fourth proportional to 331,777,773.60, 497,666,660.40 and 170,236,039.20 is: 255,354,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,777,773.60 : 497,666,660.40 = 170,236,039.20 : x
  2. Step 2: Convert to fraction form
    331,777,773.60/497,666,660.40 = 170,236,039.20/x
  3. Step 3: Cross multiply
    331,777,773.60x = 497,666,660.40 × 170,236,039.20
  4. Step 4: Simplify right side
    331,777,773.60x = 84,720,801,108,387,472
  5. Step 5: Solve for x
    x = 84,720,801,108,387,472/331,777,773.60
  6. Step 6: Final answer
    x = 255,354,058.80

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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.