Finding the Fourth Proportional to 84,156,735, 116,135,161.92 and 46,987,586.22
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Solution
The fourth proportional to 84,156,735, 116,135,161.92 and 46,987,586.22 is: 64,842,236.74
Step by Step Solution
- Step 1: Write the proportion equation
84,156,735 : 116,135,161.92 = 46,987,586.22 : x - Step 2: Convert to fraction form
84,156,735/116,135,161.92 = 46,987,586.22/x - Step 3: Cross multiply
84,156,735x = 116,135,161.92 × 46,987,586.22 - Step 4: Simplify right side
84,156,735x = 5,456,910,933,889,661 - Step 5: Solve for x
x = 5,456,910,933,889,661/84,156,735 - Step 6: Final answer
x = 64,842,236.74
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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.