Home / 299,553,731.10-449,380,363.05-117,806,838.30

Finding the Fourth Proportional to 299,553,731.10, 449,380,363.05 and 117,806,838.30

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Solution

The fourth proportional to 299,553,731.10, 449,380,363.05 and 117,806,838.30 is: 176,729,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,553,731.10 : 449,380,363.05 = 117,806,838.30 : x
  2. Step 2: Convert to fraction form
    299,553,731.10/449,380,363.05 = 117,806,838.30/x
  3. Step 3: Cross multiply
    299,553,731.10x = 449,380,363.05 × 117,806,838.30
  4. Step 4: Simplify right side
    299,553,731.10x = 52,940,079,765,026,648
  5. Step 5: Solve for x
    x = 52,940,079,765,026,648/299,553,731.10
  6. Step 6: Final answer
    x = 176,729,829.31

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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.