Home / 264,565,198.29-396,822,154.33-80,334,293.88

Finding the Fourth Proportional to 264,565,198.29, 396,822,154.33 and 80,334,293.88

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Solution

The fourth proportional to 264,565,198.29, 396,822,154.33 and 80,334,293.88 is: 120,493,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,565,198.29 : 396,822,154.33 = 80,334,293.88 : x
  2. Step 2: Convert to fraction form
    264,565,198.29/396,822,154.33 = 80,334,293.88/x
  3. Step 3: Cross multiply
    264,565,198.29x = 396,822,154.33 × 80,334,293.88
  4. Step 4: Simplify right side
    264,565,198.29x = 31,878,427,564,040,932
  5. Step 5: Solve for x
    x = 31,878,427,564,040,932/264,565,198.29
  6. Step 6: Final answer
    x = 120,493,654.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.