Finding the Fourth Proportional to 288,684,163.80, 433,026,245.70 and 94,601,910.60
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Solution
The fourth proportional to 288,684,163.80, 433,026,245.70 and 94,601,910.60 is: 141,902,865.90
Step by Step Solution
- Step 1: Write the proportion equation
288,684,163.80 : 433,026,245.70 = 94,601,910.60 : x - Step 2: Convert to fraction form
288,684,163.80/433,026,245.70 = 94,601,910.60/x - Step 3: Cross multiply
288,684,163.80x = 433,026,245.70 × 94,601,910.60 - Step 4: Simplify right side
288,684,163.80x = 40,965,110,183,165,032 - Step 5: Solve for x
x = 40,965,110,183,165,032/288,684,163.80 - Step 6: Final answer
x = 141,902,865.90
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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.