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Finding the Fourth Proportional to 300,599,893.77, 450,757,721.28 and 116,453,638.41

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Solution

The fourth proportional to 300,599,893.77, 450,757,721.28 and 116,453,638.41 is: 174,625,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,599,893.77 : 450,757,721.28 = 116,453,638.41 : x
  2. Step 2: Convert to fraction form
    300,599,893.77/450,757,721.28 = 116,453,638.41/x
  3. Step 3: Cross multiply
    300,599,893.77x = 450,757,721.28 × 116,453,638.41
  4. Step 4: Simplify right side
    300,599,893.77x = 52,492,376,684,456,680
  5. Step 5: Solve for x
    x = 52,492,376,684,456,680/300,599,893.77
  6. Step 6: Final answer
    x = 174,625,399.98

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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.