Home / 299,386,796.20-449,145,512.70-170,056,364.20

Finding the Fourth Proportional to 299,386,796.20, 449,145,512.70 and 170,056,364.20

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Solution

The fourth proportional to 299,386,796.20, 449,145,512.70 and 170,056,364.20 is: 255,121,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,386,796.20 : 449,145,512.70 = 170,056,364.20 : x
  2. Step 2: Convert to fraction form
    299,386,796.20/449,145,512.70 = 170,056,364.20/x
  3. Step 3: Cross multiply
    299,386,796.20x = 449,145,512.70 × 170,056,364.20
  4. Step 4: Simplify right side
    299,386,796.20x = 76,380,052,886,506,912
  5. Step 5: Solve for x
    x = 76,380,052,886,506,912/299,386,796.20
  6. Step 6: Final answer
    x = 255,121,648.17

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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.