Finding the Fourth Proportional to 1,093,107,227.88, 1,638,343,486.14 and 502,081,893.48
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Solution
The fourth proportional to 1,093,107,227.88, 1,638,343,486.14 and 502,081,893.48 is: 752,517,757.37
Step by Step Solution
- Step 1: Write the proportion equation
1,093,107,227.88 : 1,638,343,486.14 = 502,081,893.48 : x - Step 2: Convert to fraction form
1,093,107,227.88/1,638,343,486.14 = 502,081,893.48/x - Step 3: Cross multiply
1,093,107,227.88x = 1,638,343,486.14 × 502,081,893.48 - Step 4: Simplify right side
1,093,107,227.88x = 822,582,599,691,795,456 - Step 5: Solve for x
x = 822,582,599,691,795,456/1,093,107,227.88 - Step 6: Final answer
x = 752,517,757.37
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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.