Home / 725,107,277.46-1,086,886,539.44-413,544,021.92

Finding the Fourth Proportional to 725,107,277.46, 1,086,886,539.44 and 413,544,021.92

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Solution

The fourth proportional to 725,107,277.46, 1,086,886,539.44 and 413,544,021.92 is: 619,874,389.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,107,277.46 : 1,086,886,539.44 = 413,544,021.92 : x
  2. Step 2: Convert to fraction form
    725,107,277.46/1,086,886,539.44 = 413,544,021.92/x
  3. Step 3: Cross multiply
    725,107,277.46x = 1,086,886,539.44 × 413,544,021.92
  4. Step 4: Simplify right side
    725,107,277.46x = 449,475,430,885,943,360
  5. Step 5: Solve for x
    x = 449,475,430,885,943,360/725,107,277.46
  6. Step 6: Final answer
    x = 619,874,389.43

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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.