Home / 299,419,359.10-449,289,826.91-124,663,034.41

Finding the Fourth Proportional to 299,419,359.10, 449,289,826.91 and 124,663,034.41

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Solution

The fourth proportional to 299,419,359.10, 449,289,826.91 and 124,663,034.41 is: 187,061,495.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,419,359.10 : 449,289,826.91 = 124,663,034.41 : x
  2. Step 2: Convert to fraction form
    299,419,359.10/449,289,826.91 = 124,663,034.41/x
  3. Step 3: Cross multiply
    299,419,359.10x = 449,289,826.91 × 124,663,034.41
  4. Step 4: Simplify right side
    299,419,359.10x = 56,009,833,152,144,272
  5. Step 5: Solve for x
    x = 56,009,833,152,144,272/299,419,359.10
  6. Step 6: Final answer
    x = 187,061,495.69

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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.