Finding the Fourth Proportional to 96,504,678.57, 133,177,805.10 and 52,451,664.21
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Solution
The fourth proportional to 96,504,678.57, 133,177,805.10 and 52,451,664.21 is: 72,384,029.63
Step by Step Solution
- Step 1: Write the proportion equation
96,504,678.57 : 133,177,805.10 = 52,451,664.21 : x - Step 2: Convert to fraction form
96,504,678.57/133,177,805.10 = 52,451,664.21/x - Step 3: Cross multiply
96,504,678.57x = 133,177,805.10 × 52,451,664.21 - Step 4: Simplify right side
96,504,678.57x = 6,985,397,513,330,025 - Step 5: Solve for x
x = 6,985,397,513,330,025/96,504,678.57 - Step 6: Final answer
x = 72,384,029.63
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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.