Finding the Fourth Proportional to 804,750,520.55, 1,207,125,874.30 and 252,096,015.12
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Solution
The fourth proportional to 804,750,520.55, 1,207,125,874.30 and 252,096,015.12 is: 378,144,051.96
Step by Step Solution
- Step 1: Write the proportion equation
804,750,520.55 : 1,207,125,874.30 = 252,096,015.12 : x - Step 2: Convert to fraction form
804,750,520.55/1,207,125,874.30 = 252,096,015.12/x - Step 3: Cross multiply
804,750,520.55x = 1,207,125,874.30 × 252,096,015.12 - Step 4: Simplify right side
804,750,520.55x = 304,311,622,659,276,032 - Step 5: Solve for x
x = 304,311,622,659,276,032/804,750,520.55 - Step 6: Final answer
x = 378,144,051.96
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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.