Finding the Fourth Proportional to 19,760,383,982,788, 27,269,991,313,888 and 10,981,414,880,190
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Solution
The fourth proportional to 19,760,383,982,788, 27,269,991,313,888 and 10,981,414,880,190 is: 15,154,720,103,507.34
Step by Step Solution
- Step 1: Write the proportion equation
19,760,383,982,788 : 27,269,991,313,888 = 10,981,414,880,190 : x - Step 2: Convert to fraction form
19,760,383,982,788/27,269,991,313,888 = 10,981,414,880,190/x - Step 3: Cross multiply
19,760,383,982,788x = 27,269,991,313,888 × 10,981,414,880,190 - Step 4: Simplify right side
19,760,383,982,788x = 299,463,088,396,981,721,683,197,952 - Step 5: Solve for x
x = 299,463,088,396,981,721,683,197,952/19,760,383,982,788 - Step 6: Final answer
x = 15,154,720,103,507.34
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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.