Finding the Fourth Proportional to 88,264,791.90, 132,397,187.85 and 27,680,420.70
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Solution
The fourth proportional to 88,264,791.90, 132,397,187.85 and 27,680,420.70 is: 41,520,631.05
Step by Step Solution
- Step 1: Write the proportion equation
88,264,791.90 : 132,397,187.85 = 27,680,420.70 : x - Step 2: Convert to fraction form
88,264,791.90/132,397,187.85 = 27,680,420.70/x - Step 3: Cross multiply
88,264,791.90x = 132,397,187.85 × 27,680,420.70 - Step 4: Simplify right side
88,264,791.90x = 3,664,809,859,184,928 - Step 5: Solve for x
x = 3,664,809,859,184,928/88,264,791.90 - Step 6: Final answer
x = 41,520,631.05
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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.