Home / 148,719,450.24-205,228,749.60-82,638,241.92

Finding the Fourth Proportional to 148,719,450.24, 205,228,749.60 and 82,638,241.92

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Solution

The fourth proportional to 148,719,450.24, 205,228,749.60 and 82,638,241.92 is: 114,038,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,719,450.24 : 205,228,749.60 = 82,638,241.92 : x
  2. Step 2: Convert to fraction form
    148,719,450.24/205,228,749.60 = 82,638,241.92/x
  3. Step 3: Cross multiply
    148,719,450.24x = 205,228,749.60 × 82,638,241.92
  4. Step 4: Simplify right side
    148,719,450.24x = 16,959,743,058,383,904
  5. Step 5: Solve for x
    x = 16,959,743,058,383,904/148,719,450.24
  6. Step 6: Final answer
    x = 114,038,500.22

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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.