Home / 263,987,808.40-396,359,626.20-149,196,552.40

Finding the Fourth Proportional to 263,987,808.40, 396,359,626.20 and 149,196,552.40

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Solution

The fourth proportional to 263,987,808.40, 396,359,626.20 and 149,196,552.40 is: 224,008,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,987,808.40 : 396,359,626.20 = 149,196,552.40 : x
  2. Step 2: Convert to fraction form
    263,987,808.40/396,359,626.20 = 149,196,552.40/x
  3. Step 3: Cross multiply
    263,987,808.40x = 396,359,626.20 × 149,196,552.40
  4. Step 4: Simplify right side
    263,987,808.40x = 59,135,489,739,592,712
  5. Step 5: Solve for x
    x = 59,135,489,739,592,712/263,987,808.40
  6. Step 6: Final answer
    x = 224,008,411.97

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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.