Finding the Fourth Proportional to 19,993,174,147,922, 27,588,374,293,642 and 11,212,027,982,308
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Solution
The fourth proportional to 19,993,174,147,922, 27,588,374,293,642 and 11,212,027,982,308 is: 15,471,361,489,583.70
Step by Step Solution
- Step 1: Write the proportion equation
19,993,174,147,922 : 27,588,374,293,642 = 11,212,027,982,308 : x - Step 2: Convert to fraction form
19,993,174,147,922/27,588,374,293,642 = 11,212,027,982,308/x - Step 3: Cross multiply
19,993,174,147,922x = 27,588,374,293,642 × 11,212,027,982,308 - Step 4: Simplify right side
19,993,174,147,922x = 309,321,624,566,700,802,058,485,760 - Step 5: Solve for x
x = 309,321,624,566,700,802,058,485,760/19,993,174,147,922 - Step 6: Final answer
x = 15,471,361,489,583.70
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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.