Home / 440,770,778.57-660,951,861.21-164,347,773

Finding the Fourth Proportional to 440,770,778.57, 660,951,861.21 and 164,347,773

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Solution

The fourth proportional to 440,770,778.57, 660,951,861.21 and 164,347,773 is: 246,445,480.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,770,778.57 : 660,951,861.21 = 164,347,773 : x
  2. Step 2: Convert to fraction form
    440,770,778.57/660,951,861.21 = 164,347,773/x
  3. Step 3: Cross multiply
    440,770,778.57x = 660,951,861.21 × 164,347,773
  4. Step 4: Simplify right side
    440,770,778.57x = 108,625,966,450,068,592
  5. Step 5: Solve for x
    x = 108,625,966,450,068,592/440,770,778.57
  6. Step 6: Final answer
    x = 246,445,480.81

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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.