Home / 342,548,604.72-472,717,539-185,915,716.56

Finding the Fourth Proportional to 342,548,604.72, 472,717,539 and 185,915,716.56

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Solution

The fourth proportional to 342,548,604.72, 472,717,539 and 185,915,716.56 is: 256,563,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,548,604.72 : 472,717,539 = 185,915,716.56 : x
  2. Step 2: Convert to fraction form
    342,548,604.72/472,717,539 = 185,915,716.56/x
  3. Step 3: Cross multiply
    342,548,604.72x = 472,717,539 × 185,915,716.56
  4. Step 4: Simplify right side
    342,548,604.72x = 87,885,619,993,664,752
  5. Step 5: Solve for x
    x = 87,885,619,993,664,752/342,548,604.72
  6. Step 6: Final answer
    x = 256,563,940.95

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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.