Finding the Fourth Proportional to 2,743,761,957.36, 3,786,391,495.63 and 1,554,330,924.43
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Solution
The fourth proportional to 2,743,761,957.36, 3,786,391,495.63 and 1,554,330,924.43 is: 2,144,976,672.59
Step by Step Solution
- Step 1: Write the proportion equation
2,743,761,957.36 : 3,786,391,495.63 = 1,554,330,924.43 : x - Step 2: Convert to fraction form
2,743,761,957.36/3,786,391,495.63 = 1,554,330,924.43/x - Step 3: Cross multiply
2,743,761,957.36x = 3,786,391,495.63 × 1,554,330,924.43 - Step 4: Simplify right side
2,743,761,957.36x = 5,885,305,393,678,394,368 - Step 5: Solve for x
x = 5,885,305,393,678,394,368/2,743,761,957.36 - Step 6: Final answer
x = 2,144,976,672.59
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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.