Home / 547,423,053.72-755,437,558.22-296,522,715.48

Finding the Fourth Proportional to 547,423,053.72, 755,437,558.22 and 296,522,715.48

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Solution

The fourth proportional to 547,423,053.72, 755,437,558.22 and 296,522,715.48 is: 409,197,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,423,053.72 : 755,437,558.22 = 296,522,715.48 : x
  2. Step 2: Convert to fraction form
    547,423,053.72/755,437,558.22 = 296,522,715.48/x
  3. Step 3: Cross multiply
    547,423,053.72x = 755,437,558.22 × 296,522,715.48
  4. Step 4: Simplify right side
    547,423,053.72x = 224,004,396,138,975,008
  5. Step 5: Solve for x
    x = 224,004,396,138,975,008/547,423,053.72
  6. Step 6: Final answer
    x = 409,197,958.72

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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.