Home / 259,741,645.80-389,612,468.70-236,311,002.60

Finding the Fourth Proportional to 259,741,645.80, 389,612,468.70 and 236,311,002.60

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Solution

The fourth proportional to 259,741,645.80, 389,612,468.70 and 236,311,002.60 is: 354,466,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,741,645.80 : 389,612,468.70 = 236,311,002.60 : x
  2. Step 2: Convert to fraction form
    259,741,645.80/389,612,468.70 = 236,311,002.60/x
  3. Step 3: Cross multiply
    259,741,645.80x = 389,612,468.70 × 236,311,002.60
  4. Step 4: Simplify right side
    259,741,645.80x = 92,069,713,103,958,112
  5. Step 5: Solve for x
    x = 92,069,713,103,958,112/259,741,645.80
  6. Step 6: Final answer
    x = 354,466,503.90

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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.