Home / 331,777,679.80-497,666,519.70-251,156,111.80

Finding the Fourth Proportional to 331,777,679.80, 497,666,519.70 and 251,156,111.80

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Solution

The fourth proportional to 331,777,679.80, 497,666,519.70 and 251,156,111.80 is: 376,734,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,777,679.80 : 497,666,519.70 = 251,156,111.80 : x
  2. Step 2: Convert to fraction form
    331,777,679.80/497,666,519.70 = 251,156,111.80/x
  3. Step 3: Cross multiply
    331,777,679.80x = 497,666,519.70 × 251,156,111.80
  4. Step 4: Simplify right side
    331,777,679.80x = 124,991,988,060,890,112
  5. Step 5: Solve for x
    x = 124,991,988,060,890,112/331,777,679.80
  6. Step 6: Final answer
    x = 376,734,167.70

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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.