Home / 486,504,607.88-730,022,575.44-206,341,943.56

Finding the Fourth Proportional to 486,504,607.88, 730,022,575.44 and 206,341,943.56

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Solution

The fourth proportional to 486,504,607.88, 730,022,575.44 and 206,341,943.56 is: 309,625,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,504,607.88 : 730,022,575.44 = 206,341,943.56 : x
  2. Step 2: Convert to fraction form
    486,504,607.88/730,022,575.44 = 206,341,943.56/x
  3. Step 3: Cross multiply
    486,504,607.88x = 730,022,575.44 × 206,341,943.56
  4. Step 4: Simplify right side
    486,504,607.88x = 150,634,277,058,966,336
  5. Step 5: Solve for x
    x = 150,634,277,058,966,336/486,504,607.88
  6. Step 6: Final answer
    x = 309,625,591.66

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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.