Home / 161,114,540.40-241,104,940.20-147,509,650.80

Finding the Fourth Proportional to 161,114,540.40, 241,104,940.20 and 147,509,650.80

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Solution

The fourth proportional to 161,114,540.40, 241,104,940.20 and 147,509,650.80 is: 220,745,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,114,540.40 : 241,104,940.20 = 147,509,650.80 : x
  2. Step 2: Convert to fraction form
    161,114,540.40/241,104,940.20 = 147,509,650.80/x
  3. Step 3: Cross multiply
    161,114,540.40x = 241,104,940.20 × 147,509,650.80
  4. Step 4: Simplify right side
    161,114,540.40x = 35,565,305,535,056,884
  5. Step 5: Solve for x
    x = 35,565,305,535,056,884/161,114,540.40
  6. Step 6: Final answer
    x = 220,745,473.67

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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.