Finding the Fourth Proportional to 512,051,704.17, 706,633,110.42 and 277,102,302.37
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Solution
The fourth proportional to 512,051,704.17, 706,633,110.42 and 277,102,302.37 is: 382,402,128.99
Step by Step Solution
- Step 1: Write the proportion equation
512,051,704.17 : 706,633,110.42 = 277,102,302.37 : x - Step 2: Convert to fraction form
512,051,704.17/706,633,110.42 = 277,102,302.37/x - Step 3: Cross multiply
512,051,704.17x = 706,633,110.42 × 277,102,302.37 - Step 4: Simplify right side
512,051,704.17x = 195,809,661,828,256,416 - Step 5: Solve for x
x = 195,809,661,828,256,416/512,051,704.17 - Step 6: Final answer
x = 382,402,128.99
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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.