Home / 131,362,426.20-197,024,976.90-40,495,200.60

Finding the Fourth Proportional to 131,362,426.20, 197,024,976.90 and 40,495,200.60

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Solution

The fourth proportional to 131,362,426.20, 197,024,976.90 and 40,495,200.60 is: 60,737,047.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,362,426.20 : 197,024,976.90 = 40,495,200.60 : x
  2. Step 2: Convert to fraction form
    131,362,426.20/197,024,976.90 = 40,495,200.60/x
  3. Step 3: Cross multiply
    131,362,426.20x = 197,024,976.90 × 40,495,200.60
  4. Step 4: Simplify right side
    131,362,426.20x = 7,978,565,962,775,867
  5. Step 5: Solve for x
    x = 7,978,565,962,775,867/131,362,426.20
  6. Step 6: Final answer
    x = 60,737,047.83

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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.