Home / 299,592,237,924.96-449,340,520,095.14-87,306,714,512.74

Finding the Fourth Proportional to 299,592,237,924.96, 449,340,520,095.14 and 87,306,714,512.74

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Solution

The fourth proportional to 299,592,237,924.96, 449,340,520,095.14 and 87,306,714,512.74 is: 130,946,131,243.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,592,237,924.96 : 449,340,520,095.14 = 87,306,714,512.74 : x
  2. Step 2: Convert to fraction form
    299,592,237,924.96/449,340,520,095.14 = 87,306,714,512.74/x
  3. Step 3: Cross multiply
    299,592,237,924.96x = 449,340,520,095.14 × 87,306,714,512.74
  4. Step 4: Simplify right side
    299,592,237,924.96x = 39,230,444,506,952,505,491,456
  5. Step 5: Solve for x
    x = 39,230,444,506,952,505,491,456/299,592,237,924.96
  6. Step 6: Final answer
    x = 130,946,131,243.82

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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.