Home / 531,521,793.72-733,502,103.12-296,582,356.44

Finding the Fourth Proportional to 531,521,793.72, 733,502,103.12 and 296,582,356.44

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Solution

The fourth proportional to 531,521,793.72, 733,502,103.12 and 296,582,356.44 is: 409,284,783.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,521,793.72 : 733,502,103.12 = 296,582,356.44 : x
  2. Step 2: Convert to fraction form
    531,521,793.72/733,502,103.12 = 296,582,356.44/x
  3. Step 3: Cross multiply
    531,521,793.72x = 733,502,103.12 × 296,582,356.44
  4. Step 4: Simplify right side
    531,521,793.72x = 217,543,782,197,025,472
  5. Step 5: Solve for x
    x = 217,543,782,197,025,472/531,521,793.72
  6. Step 6: Final answer
    x = 409,284,783.37

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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.