Home / 363,941,736.80-545,912,605.20-202,383,672.80

Finding the Fourth Proportional to 363,941,736.80, 545,912,605.20 and 202,383,672.80

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Solution

The fourth proportional to 363,941,736.80, 545,912,605.20 and 202,383,672.80 is: 303,575,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,941,736.80 : 545,912,605.20 = 202,383,672.80 : x
  2. Step 2: Convert to fraction form
    363,941,736.80/545,912,605.20 = 202,383,672.80/x
  3. Step 3: Cross multiply
    363,941,736.80x = 545,912,605.20 × 202,383,672.80
  4. Step 4: Simplify right side
    363,941,736.80x = 110,483,798,068,192,400
  5. Step 5: Solve for x
    x = 110,483,798,068,192,400/363,941,736.80
  6. Step 6: Final answer
    x = 303,575,509.20

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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.