Finding the Fourth Proportional to 6,574,632,245.97, 9,865,338,964.98 and 3,081,392,608.29
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Solution
The fourth proportional to 6,574,632,245.97, 9,865,338,964.98 and 3,081,392,608.29 is: 4,623,678,013.87
Step by Step Solution
- Step 1: Write the proportion equation
6,574,632,245.97 : 9,865,338,964.98 = 3,081,392,608.29 : x - Step 2: Convert to fraction form
6,574,632,245.97/9,865,338,964.98 = 3,081,392,608.29/x - Step 3: Cross multiply
6,574,632,245.97x = 9,865,338,964.98 × 3,081,392,608.29 - Step 4: Simplify right side
6,574,632,245.97x = 30,398,982,564,964,687,872 - Step 5: Solve for x
x = 30,398,982,564,964,687,872/6,574,632,245.97 - Step 6: Final answer
x = 4,623,678,013.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.