Home / 264,203,999.40-396,305,999.10-240,395,442.60

Finding the Fourth Proportional to 264,203,999.40, 396,305,999.10 and 240,395,442.60

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Solution

The fourth proportional to 264,203,999.40, 396,305,999.10 and 240,395,442.60 is: 360,593,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,203,999.40 : 396,305,999.10 = 240,395,442.60 : x
  2. Step 2: Convert to fraction form
    264,203,999.40/396,305,999.10 = 240,395,442.60/x
  3. Step 3: Cross multiply
    264,203,999.40x = 396,305,999.10 × 240,395,442.60
  4. Step 4: Simplify right side
    264,203,999.40x = 95,270,156,058,679,712
  5. Step 5: Solve for x
    x = 95,270,156,058,679,712/264,203,999.40
  6. Step 6: Final answer
    x = 360,593,163.90

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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.