Home / 299,443,837.80-449,132,579.10-245,497,060.20

Finding the Fourth Proportional to 299,443,837.80, 449,132,579.10 and 245,497,060.20

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Solution

The fourth proportional to 299,443,837.80, 449,132,579.10 and 245,497,060.20 is: 368,218,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,443,837.80 : 449,132,579.10 = 245,497,060.20 : x
  2. Step 2: Convert to fraction form
    299,443,837.80/449,132,579.10 = 245,497,060.20/x
  3. Step 3: Cross multiply
    299,443,837.80x = 449,132,579.10 × 245,497,060.20
  4. Step 4: Simplify right side
    299,443,837.80x = 110,260,727,809,093,968
  5. Step 5: Solve for x
    x = 110,260,727,809,093,968/299,443,837.80
  6. Step 6: Final answer
    x = 368,218,389.86

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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.