Finding the Fourth Proportional to 264,949,172.40, 365,629,874.76 and 147,471,973.68
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Solution
The fourth proportional to 264,949,172.40, 365,629,874.76 and 147,471,973.68 is: 203,511,333.06
Step by Step Solution
- Step 1: Write the proportion equation
264,949,172.40 : 365,629,874.76 = 147,471,973.68 : x - Step 2: Convert to fraction form
264,949,172.40/365,629,874.76 = 147,471,973.68/x - Step 3: Cross multiply
264,949,172.40x = 365,629,874.76 × 147,471,973.68 - Step 4: Simplify right side
264,949,172.40x = 53,920,159,267,228,416 - Step 5: Solve for x
x = 53,920,159,267,228,416/264,949,172.40 - Step 6: Final answer
x = 203,511,333.06
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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.