Home / 595,504,447.02-821,225,811.87-394,242,729.66

Finding the Fourth Proportional to 595,504,447.02, 821,225,811.87 and 394,242,729.66

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Solution

The fourth proportional to 595,504,447.02, 821,225,811.87 and 394,242,729.66 is: 543,677,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,504,447.02 : 821,225,811.87 = 394,242,729.66 : x
  2. Step 2: Convert to fraction form
    595,504,447.02/821,225,811.87 = 394,242,729.66/x
  3. Step 3: Cross multiply
    595,504,447.02x = 821,225,811.87 × 394,242,729.66
  4. Step 4: Simplify right side
    595,504,447.02x = 323,762,305,738,878,464
  5. Step 5: Solve for x
    x = 323,762,305,738,878,464/595,504,447.02
  6. Step 6: Final answer
    x = 543,677,393.78

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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.