Home / 255,104,148.20-352,054,872.97-143,602,183.94

Finding the Fourth Proportional to 255,104,148.20, 352,054,872.97 and 143,602,183.94

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Solution

The fourth proportional to 255,104,148.20, 352,054,872.97 and 143,602,183.94 is: 198,177,289.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,104,148.20 : 352,054,872.97 = 143,602,183.94 : x
  2. Step 2: Convert to fraction form
    255,104,148.20/352,054,872.97 = 143,602,183.94/x
  3. Step 3: Cross multiply
    255,104,148.20x = 352,054,872.97 × 143,602,183.94
  4. Step 4: Simplify right side
    255,104,148.20x = 50,555,848,625,211,280
  5. Step 5: Solve for x
    x = 50,555,848,625,211,280/255,104,148.20
  6. Step 6: Final answer
    x = 198,177,289.48

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1.5x scale

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.