Home / 248,994,010.80-373,491,016.20-162,997,671.60

Finding the Fourth Proportional to 248,994,010.80, 373,491,016.20 and 162,997,671.60

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Solution

The fourth proportional to 248,994,010.80, 373,491,016.20 and 162,997,671.60 is: 244,496,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,994,010.80 : 373,491,016.20 = 162,997,671.60 : x
  2. Step 2: Convert to fraction form
    248,994,010.80/373,491,016.20 = 162,997,671.60/x
  3. Step 3: Cross multiply
    248,994,010.80x = 373,491,016.20 × 162,997,671.60
  4. Step 4: Simplify right side
    248,994,010.80x = 60,878,166,004,117,872
  5. Step 5: Solve for x
    x = 60,878,166,004,117,872/248,994,010.80
  6. Step 6: Final answer
    x = 244,496,507.40

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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.