Home / 547,228,588.85-820,673,115.41-197,429,183.43

Finding the Fourth Proportional to 547,228,588.85, 820,673,115.41 and 197,429,183.43

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Solution

The fourth proportional to 547,228,588.85, 820,673,115.41 and 197,429,183.43 is: 296,082,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,228,588.85 : 820,673,115.41 = 197,429,183.43 : x
  2. Step 2: Convert to fraction form
    547,228,588.85/820,673,115.41 = 197,429,183.43/x
  3. Step 3: Cross multiply
    547,228,588.85x = 820,673,115.41 × 197,429,183.43
  4. Step 4: Simplify right side
    547,228,588.85x = 162,024,823,034,656,960
  5. Step 5: Solve for x
    x = 162,024,823,034,656,960/547,228,588.85
  6. Step 6: Final answer
    x = 296,082,526.27

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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.