Home / 348,019,982.34-480,280,202.88-199,369,832.88

Finding the Fourth Proportional to 348,019,982.34, 480,280,202.88 and 199,369,832.88

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Solution

The fourth proportional to 348,019,982.34, 480,280,202.88 and 199,369,832.88 is: 275,137,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,019,982.34 : 480,280,202.88 = 199,369,832.88 : x
  2. Step 2: Convert to fraction form
    348,019,982.34/480,280,202.88 = 199,369,832.88/x
  3. Step 3: Cross multiply
    348,019,982.34x = 480,280,202.88 × 199,369,832.88
  4. Step 4: Simplify right side
    348,019,982.34x = 95,753,383,783,758,096
  5. Step 5: Solve for x
    x = 95,753,383,783,758,096/348,019,982.34
  6. Step 6: Final answer
    x = 275,137,603.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.