Finding the Fourth Proportional to 1,374,906,348,979.40, 1,897,471,043,232.80 and 796,992,066,472.56
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Solution
The fourth proportional to 1,374,906,348,979.40, 1,897,471,043,232.80 and 796,992,066,472.56 is: 1,099,907,181,998.63
Step by Step Solution
- Step 1: Write the proportion equation
1,374,906,348,979.40 : 1,897,471,043,232.80 = 796,992,066,472.56 : x - Step 2: Convert to fraction form
1,374,906,348,979.40/1,897,471,043,232.80 = 796,992,066,472.56/x - Step 3: Cross multiply
1,374,906,348,979.40x = 1,897,471,043,232.80 × 796,992,066,472.56 - Step 4: Simplify right side
1,374,906,348,979.40x = 1,512,269,367,817,953,743,994,880 - Step 5: Solve for x
x = 1,512,269,367,817,953,743,994,880/1,374,906,348,979.40 - Step 6: Final answer
x = 1,099,907,181,998.63
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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.