Finding the Fourth Proportional to 326,197,922.58, 489,052,489.05 and 196,775,364.42
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Solution
The fourth proportional to 326,197,922.58, 489,052,489.05 and 196,775,364.42 is: 295,015,618.10
Step by Step Solution
- Step 1: Write the proportion equation
326,197,922.58 : 489,052,489.05 = 196,775,364.42 : x - Step 2: Convert to fraction form
326,197,922.58/489,052,489.05 = 196,775,364.42/x - Step 3: Cross multiply
326,197,922.58x = 489,052,489.05 × 196,775,364.42 - Step 4: Simplify right side
326,197,922.58x = 96,233,481,753,321,808 - Step 5: Solve for x
x = 96,233,481,753,321,808/326,197,922.58 - Step 6: Final answer
x = 295,015,618.10
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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.