Finding the Fourth Proportional to 132,911,523.44, 199,388,364.60 and 56,235,122
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Solution
The fourth proportional to 132,911,523.44, 199,388,364.60 and 56,235,122 is: 84,361,601.75
Step by Step Solution
- Step 1: Write the proportion equation
132,911,523.44 : 199,388,364.60 = 56,235,122 : x - Step 2: Convert to fraction form
132,911,523.44/199,388,364.60 = 56,235,122/x - Step 3: Cross multiply
132,911,523.44x = 199,388,364.60 × 56,235,122 - Step 4: Simplify right side
132,911,523.44x = 11,212,629,008,661,480 - Step 5: Solve for x
x = 11,212,629,008,661,480/132,911,523.44 - Step 6: Final answer
x = 84,361,601.75
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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.