Finding the Fourth Proportional to 1,992,990,296.12, 2,750,273,323.22 and 1,100,897,822.53
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Solution
The fourth proportional to 1,992,990,296.12, 2,750,273,323.22 and 1,100,897,822.53 is: 1,519,209,561.02
Step by Step Solution
- Step 1: Write the proportion equation
1,992,990,296.12 : 2,750,273,323.22 = 1,100,897,822.53 : x - Step 2: Convert to fraction form
1,992,990,296.12/2,750,273,323.22 = 1,100,897,822.53/x - Step 3: Cross multiply
1,992,990,296.12x = 2,750,273,323.22 × 1,100,897,822.53 - Step 4: Simplify right side
1,992,990,296.12x = 3,027,769,912,875,989,504 - Step 5: Solve for x
x = 3,027,769,912,875,989,504/1,992,990,296.12 - Step 6: Final answer
x = 1,519,209,561.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.