Home / 272,653,018.08-408,965,584.32-100,116,564

Finding the Fourth Proportional to 272,653,018.08, 408,965,584.32 and 100,116,564

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Solution

The fourth proportional to 272,653,018.08, 408,965,584.32 and 100,116,564 is: 150,169,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,653,018.08 : 408,965,584.32 = 100,116,564 : x
  2. Step 2: Convert to fraction form
    272,653,018.08/408,965,584.32 = 100,116,564/x
  3. Step 3: Cross multiply
    272,653,018.08x = 408,965,584.32 × 100,116,564
  4. Step 4: Simplify right side
    272,653,018.08x = 40,944,229,096,370,672
  5. Step 5: Solve for x
    x = 40,944,229,096,370,672/272,653,018.08
  6. Step 6: Final answer
    x = 150,169,726.29

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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.