Finding the Fourth Proportional to 166,236,381.08, 229,406,517.07 and 92,897,523.08
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Solution
The fourth proportional to 166,236,381.08, 229,406,517.07 and 92,897,523.08 is: 128,198,755.75
Step by Step Solution
- Step 1: Write the proportion equation
166,236,381.08 : 229,406,517.07 = 92,897,523.08 : x - Step 2: Convert to fraction form
166,236,381.08/229,406,517.07 = 92,897,523.08/x - Step 3: Cross multiply
166,236,381.08x = 229,406,517.07 × 92,897,523.08 - Step 4: Simplify right side
166,236,381.08x = 21,311,297,214,212,736 - Step 5: Solve for x
x = 21,311,297,214,212,736/166,236,381.08 - Step 6: Final answer
x = 128,198,755.75
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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.