Home / 181,332,407.70-271,998,611.55-130,691,985.30

Finding the Fourth Proportional to 181,332,407.70, 271,998,611.55 and 130,691,985.30

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Solution

The fourth proportional to 181,332,407.70, 271,998,611.55 and 130,691,985.30 is: 196,037,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,332,407.70 : 271,998,611.55 = 130,691,985.30 : x
  2. Step 2: Convert to fraction form
    181,332,407.70/271,998,611.55 = 130,691,985.30/x
  3. Step 3: Cross multiply
    181,332,407.70x = 271,998,611.55 × 130,691,985.30
  4. Step 4: Simplify right side
    181,332,407.70x = 35,548,038,542,313,012
  5. Step 5: Solve for x
    x = 35,548,038,542,313,012/181,332,407.70
  6. Step 6: Final answer
    x = 196,037,977.95

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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.