Finding the Fourth Proportional to 290,964,662.25, 436,504,489.62 and 106,733,848.98
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Solution
The fourth proportional to 290,964,662.25, 436,504,489.62 and 106,733,848.98 is: 160,121,864.68
Step by Step Solution
- Step 1: Write the proportion equation
290,964,662.25 : 436,504,489.62 = 106,733,848.98 : x - Step 2: Convert to fraction form
290,964,662.25/436,504,489.62 = 106,733,848.98/x - Step 3: Cross multiply
290,964,662.25x = 436,504,489.62 × 106,733,848.98 - Step 4: Simplify right side
290,964,662.25x = 46,589,804,274,193,056 - Step 5: Solve for x
x = 46,589,804,274,193,056/290,964,662.25 - Step 6: Final answer
x = 160,121,864.68
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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.