Finding the Fourth Proportional to 49,955,161.80, 68,934,623.64 and 29,045,711.03
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Solution
The fourth proportional to 49,955,161.80, 68,934,623.64 and 29,045,711.03 is: 40,081,046.39
Step by Step Solution
- Step 1: Write the proportion equation
49,955,161.80 : 68,934,623.64 = 29,045,711.03 : x - Step 2: Convert to fraction form
49,955,161.80/68,934,623.64 = 29,045,711.03/x - Step 3: Cross multiply
49,955,161.80x = 68,934,623.64 × 29,045,711.03 - Step 4: Simplify right side
49,955,161.80x = 2,002,255,157,755,652.25 - Step 5: Solve for x
x = 2,002,255,157,755,652.25/49,955,161.80 - Step 6: Final answer
x = 40,081,046.39
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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.