Home / 385,633,660.66-577,883,472.96-227,904,333.82

Finding the Fourth Proportional to 385,633,660.66, 577,883,472.96 and 227,904,333.82

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Solution

The fourth proportional to 385,633,660.66, 577,883,472.96 and 227,904,333.82 is: 341,521,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,633,660.66 : 577,883,472.96 = 227,904,333.82 : x
  2. Step 2: Convert to fraction form
    385,633,660.66/577,883,472.96 = 227,904,333.82/x
  3. Step 3: Cross multiply
    385,633,660.66x = 577,883,472.96 × 227,904,333.82
  4. Step 4: Simplify right side
    385,633,660.66x = 131,702,147,930,536,784
  5. Step 5: Solve for x
    x = 131,702,147,930,536,784/385,633,660.66
  6. Step 6: Final answer
    x = 341,521,400.66

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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.