Home / 263,047,025.57-362,990,125.74-143,969,375.29

Finding the Fourth Proportional to 263,047,025.57, 362,990,125.74 and 143,969,375.29

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Solution

The fourth proportional to 263,047,025.57, 362,990,125.74 and 143,969,375.29 is: 198,669,654.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,047,025.57 : 362,990,125.74 = 143,969,375.29 : x
  2. Step 2: Convert to fraction form
    263,047,025.57/362,990,125.74 = 143,969,375.29/x
  3. Step 3: Cross multiply
    263,047,025.57x = 362,990,125.74 × 143,969,375.29
  4. Step 4: Simplify right side
    263,047,025.57x = 52,259,461,638,318,872
  5. Step 5: Solve for x
    x = 52,259,461,638,318,872/263,047,025.57
  6. Step 6: Final answer
    x = 198,669,654.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.