Home / 342,053,269.80-472,034,142.33-185,419,892.40

Finding the Fourth Proportional to 342,053,269.80, 472,034,142.33 and 185,419,892.40

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Solution

The fourth proportional to 342,053,269.80, 472,034,142.33 and 185,419,892.40 is: 255,879,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,053,269.80 : 472,034,142.33 = 185,419,892.40 : x
  2. Step 2: Convert to fraction form
    342,053,269.80/472,034,142.33 = 185,419,892.40/x
  3. Step 3: Cross multiply
    342,053,269.80x = 472,034,142.33 × 185,419,892.40
  4. Step 4: Simplify right side
    342,053,269.80x = 87,524,519,879,954,880
  5. Step 5: Solve for x
    x = 87,524,519,879,954,880/342,053,269.80
  6. Step 6: Final answer
    x = 255,879,793.03

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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.