Home / 773,228,562.69-1,067,058,180.00-420,808,777.95

Finding the Fourth Proportional to 773,228,562.69, 1,067,058,180.00 and 420,808,777.95

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Solution

The fourth proportional to 773,228,562.69, 1,067,058,180.00 and 420,808,777.95 is: 580,717,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,228,562.69 : 1,067,058,180.00 = 420,808,777.95 : x
  2. Step 2: Convert to fraction form
    773,228,562.69/1,067,058,180.00 = 420,808,777.95/x
  3. Step 3: Cross multiply
    773,228,562.69x = 1,067,058,180.00 × 420,808,777.95
  4. Step 4: Simplify right side
    773,228,562.69x = 449,027,448,726,534,016
  5. Step 5: Solve for x
    x = 449,027,448,726,534,016/773,228,562.69
  6. Step 6: Final answer
    x = 580,717,617.53

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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.