Home / 132,836,242.96-199,311,912.60-71,353,669.66

Finding the Fourth Proportional to 132,836,242.96, 199,311,912.60 and 71,353,669.66

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Solution

The fourth proportional to 132,836,242.96, 199,311,912.60 and 71,353,669.66 is: 107,061,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,836,242.96 : 199,311,912.60 = 71,353,669.66 : x
  2. Step 2: Convert to fraction form
    132,836,242.96/199,311,912.60 = 71,353,669.66/x
  3. Step 3: Cross multiply
    132,836,242.96x = 199,311,912.60 × 71,353,669.66
  4. Step 4: Simplify right side
    132,836,242.96x = 14,221,636,370,963,190
  5. Step 5: Solve for x
    x = 14,221,636,370,963,190/132,836,242.96
  6. Step 6: Final answer
    x = 107,061,416.78

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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.