Home / 286,021,200.56-394,718,177.40-162,267,093.68

Finding the Fourth Proportional to 286,021,200.56, 394,718,177.40 and 162,267,093.68

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Solution

The fourth proportional to 286,021,200.56, 394,718,177.40 and 162,267,093.68 is: 223,933,650.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,021,200.56 : 394,718,177.40 = 162,267,093.68 : x
  2. Step 2: Convert to fraction form
    286,021,200.56/394,718,177.40 = 162,267,093.68/x
  3. Step 3: Cross multiply
    286,021,200.56x = 394,718,177.40 × 162,267,093.68
  4. Step 4: Simplify right side
    286,021,200.56x = 64,049,771,469,364,656
  5. Step 5: Solve for x
    x = 64,049,771,469,364,656/286,021,200.56
  6. Step 6: Final answer
    x = 223,933,650.18

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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.