Home / 359,043,163.90-495,501,770.58-198,106,360.77

Finding the Fourth Proportional to 359,043,163.90, 495,501,770.58 and 198,106,360.77

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Solution

The fourth proportional to 359,043,163.90, 495,501,770.58 and 198,106,360.77 is: 273,399,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,043,163.90 : 495,501,770.58 = 198,106,360.77 : x
  2. Step 2: Convert to fraction form
    359,043,163.90/495,501,770.58 = 198,106,360.77/x
  3. Step 3: Cross multiply
    359,043,163.90x = 495,501,770.58 × 198,106,360.77
  4. Step 4: Simplify right side
    359,043,163.90x = 98,162,052,523,309,392
  5. Step 5: Solve for x
    x = 98,162,052,523,309,392/359,043,163.90
  6. Step 6: Final answer
    x = 273,399,029.40

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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.