Finding the Fourth Proportional to 1,093,107,083.13, 1,638,343,269 and 502,081,748.55
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Solution
The fourth proportional to 1,093,107,083.13, 1,638,343,269 and 502,081,748.55 is: 752,517,540.07
Step by Step Solution
- Step 1: Write the proportion equation
1,093,107,083.13 : 1,638,343,269 = 502,081,748.55 : x - Step 2: Convert to fraction form
1,093,107,083.13/1,638,343,269 = 502,081,748.55/x - Step 3: Cross multiply
1,093,107,083.13x = 1,638,343,269 × 502,081,748.55 - Step 4: Simplify right side
1,093,107,083.13x = 822,582,253,224,643,072 - Step 5: Solve for x
x = 822,582,253,224,643,072/1,093,107,083.13 - Step 6: Final answer
x = 752,517,540.07
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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.