Home / 1,041,858,003.52-1,561,598,237.68-419,675,113.44

Finding the Fourth Proportional to 1,041,858,003.52, 1,561,598,237.68 and 419,675,113.44

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Solution

The fourth proportional to 1,041,858,003.52, 1,561,598,237.68 and 419,675,113.44 is: 629,033,817.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,858,003.52 : 1,561,598,237.68 = 419,675,113.44 : x
  2. Step 2: Convert to fraction form
    1,041,858,003.52/1,561,598,237.68 = 419,675,113.44/x
  3. Step 3: Cross multiply
    1,041,858,003.52x = 1,561,598,237.68 × 419,675,113.44
  4. Step 4: Simplify right side
    1,041,858,003.52x = 655,363,917,546,058,112
  5. Step 5: Solve for x
    x = 655,363,917,546,058,112/1,041,858,003.52
  6. Step 6: Final answer
    x = 629,033,817.79

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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.