Finding the Fourth Proportional to 6,328,313,791.97, 8,732,270,364.17 and 3,469,703,767.79
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Solution
The fourth proportional to 6,328,313,791.97, 8,732,270,364.17 and 3,469,703,767.79 is: 4,787,751,110.31
Step by Step Solution
- Step 1: Write the proportion equation
6,328,313,791.97 : 8,732,270,364.17 = 3,469,703,767.79 : x - Step 2: Convert to fraction form
6,328,313,791.97/8,732,270,364.17 = 3,469,703,767.79/x - Step 3: Cross multiply
6,328,313,791.97x = 8,732,270,364.17 × 3,469,703,767.79 - Step 4: Simplify right side
6,328,313,791.97x = 30,298,391,383,860,596,736 - Step 5: Solve for x
x = 30,298,391,383,860,596,736/6,328,313,791.97 - Step 6: Final answer
x = 4,787,751,110.31
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1.5x scale
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.