Home / 80,449,201.80-120,673,802.70-48,200,574.60

Finding the Fourth Proportional to 80,449,201.80, 120,673,802.70 and 48,200,574.60

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Solution

The fourth proportional to 80,449,201.80, 120,673,802.70 and 48,200,574.60 is: 72,300,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449,201.80 : 120,673,802.70 = 48,200,574.60 : x
  2. Step 2: Convert to fraction form
    80,449,201.80/120,673,802.70 = 48,200,574.60/x
  3. Step 3: Cross multiply
    80,449,201.80x = 120,673,802.70 × 48,200,574.60
  4. Step 4: Simplify right side
    80,449,201.80x = 5,816,546,629,307,032
  5. Step 5: Solve for x
    x = 5,816,546,629,307,032/80,449,201.80
  6. Step 6: Final answer
    x = 72,300,861.90

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1.5x scale

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.