Home / 80,878,982.80-121,318,474.20-23,377,066.60

Finding the Fourth Proportional to 80,878,982.80, 121,318,474.20 and 23,377,066.60

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Solution

The fourth proportional to 80,878,982.80, 121,318,474.20 and 23,377,066.60 is: 35,065,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,878,982.80 : 121,318,474.20 = 23,377,066.60 : x
  2. Step 2: Convert to fraction form
    80,878,982.80/121,318,474.20 = 23,377,066.60/x
  3. Step 3: Cross multiply
    80,878,982.80x = 121,318,474.20 × 23,377,066.60
  4. Step 4: Simplify right side
    80,878,982.80x = 2,836,070,051,183,782
  5. Step 5: Solve for x
    x = 2,836,070,051,183,782/80,878,982.80
  6. Step 6: Final answer
    x = 35,065,599.90

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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.