Finding the Fourth Proportional to 235,504,614.80, 324,940,774.64 and 197,970,482.48
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Solution
The fourth proportional to 235,504,614.80, 324,940,774.64 and 197,970,482.48 is: 273,152,532.44
Step by Step Solution
- Step 1: Write the proportion equation
235,504,614.80 : 324,940,774.64 = 197,970,482.48 : x - Step 2: Convert to fraction form
235,504,614.80/324,940,774.64 = 197,970,482.48/x - Step 3: Cross multiply
235,504,614.80x = 324,940,774.64 × 197,970,482.48 - Step 4: Simplify right side
235,504,614.80x = 64,328,681,932,905,744 - Step 5: Solve for x
x = 64,328,681,932,905,744/235,504,614.80 - Step 6: Final answer
x = 273,152,532.44
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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.