Home / 206,141,252.45-284,472,924.10-153,453,576.61

Finding the Fourth Proportional to 206,141,252.45, 284,472,924.10 and 153,453,576.61

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Solution

The fourth proportional to 206,141,252.45, 284,472,924.10 and 153,453,576.61 is: 211,764,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,141,252.45 : 284,472,924.10 = 153,453,576.61 : x
  2. Step 2: Convert to fraction form
    206,141,252.45/284,472,924.10 = 153,453,576.61/x
  3. Step 3: Cross multiply
    206,141,252.45x = 284,472,924.10 × 153,453,576.61
  4. Step 4: Simplify right side
    206,141,252.45x = 43,653,387,652,008,288
  5. Step 5: Solve for x
    x = 43,653,387,652,008,288/206,141,252.45
  6. Step 6: Final answer
    x = 211,764,443.72

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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.