Home / 543,200,529.15-814,800,793.73-198,165,412.35

Finding the Fourth Proportional to 543,200,529.15, 814,800,793.73 and 198,165,412.35

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Solution

The fourth proportional to 543,200,529.15, 814,800,793.73 and 198,165,412.35 is: 297,248,118.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,200,529.15 : 814,800,793.73 = 198,165,412.35 : x
  2. Step 2: Convert to fraction form
    543,200,529.15/814,800,793.73 = 198,165,412.35/x
  3. Step 3: Cross multiply
    543,200,529.15x = 814,800,793.73 × 198,165,412.35
  4. Step 4: Simplify right side
    543,200,529.15x = 161,465,335,271,621,920
  5. Step 5: Solve for x
    x = 161,465,335,271,621,920/543,200,529.15
  6. Step 6: Final answer
    x = 297,248,118.53

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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.