Finding the Fourth Proportional to 3,767,022,236.64, 5,198,449,431.60 and 2,073,440,671.68
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Solution
The fourth proportional to 3,767,022,236.64, 5,198,449,431.60 and 2,073,440,671.68 is: 2,861,325,419.40
Step by Step Solution
- Step 1: Write the proportion equation
3,767,022,236.64 : 5,198,449,431.60 = 2,073,440,671.68 : x - Step 2: Convert to fraction form
3,767,022,236.64/5,198,449,431.60 = 2,073,440,671.68/x - Step 3: Cross multiply
3,767,022,236.64x = 5,198,449,431.60 × 2,073,440,671.68 - Step 4: Simplify right side
3,767,022,236.64x = 10,778,676,481,151,219,712 - Step 5: Solve for x
x = 10,778,676,481,151,219,712/3,767,022,236.64 - Step 6: Final answer
x = 2,861,325,419.40
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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.