Home / 126,215,881.60-189,058,401.60-104,982,217.60

Finding the Fourth Proportional to 126,215,881.60, 189,058,401.60 and 104,982,217.60

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Solution

The fourth proportional to 126,215,881.60, 189,058,401.60 and 104,982,217.60 is: 157,252,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,215,881.60 : 189,058,401.60 = 104,982,217.60 : x
  2. Step 2: Convert to fraction form
    126,215,881.60/189,058,401.60 = 104,982,217.60/x
  3. Step 3: Cross multiply
    126,215,881.60x = 189,058,401.60 × 104,982,217.60
  4. Step 4: Simplify right side
    126,215,881.60x = 19,847,770,255,879,388
  5. Step 5: Solve for x
    x = 19,847,770,255,879,388/126,215,881.60
  6. Step 6: Final answer
    x = 157,252,558.11

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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.