Home / 548,030,506.20-822,045,759.30-493,610,947.80

Finding the Fourth Proportional to 548,030,506.20, 822,045,759.30 and 493,610,947.80

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Solution

The fourth proportional to 548,030,506.20, 822,045,759.30 and 493,610,947.80 is: 740,416,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,030,506.20 : 822,045,759.30 = 493,610,947.80 : x
  2. Step 2: Convert to fraction form
    548,030,506.20/822,045,759.30 = 493,610,947.80/x
  3. Step 3: Cross multiply
    548,030,506.20x = 822,045,759.30 × 493,610,947.80
  4. Step 4: Simplify right side
    548,030,506.20x = 405,770,786,383,043,648
  5. Step 5: Solve for x
    x = 405,770,786,383,043,648/548,030,506.20
  6. Step 6: Final answer
    x = 740,416,421.70

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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.