Finding the Fourth Proportional to 198,236,617.26, 296,718,193.59 and 105,889,445.11
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Solution
The fourth proportional to 198,236,617.26, 296,718,193.59 and 105,889,445.11 is: 158,494,052.75
Step by Step Solution
- Step 1: Write the proportion equation
198,236,617.26 : 296,718,193.59 = 105,889,445.11 : x - Step 2: Convert to fraction form
198,236,617.26/296,718,193.59 = 105,889,445.11/x - Step 3: Cross multiply
198,236,617.26x = 296,718,193.59 × 105,889,445.11 - Step 4: Simplify right side
198,236,617.26x = 31,419,324,873,286,656 - Step 5: Solve for x
x = 31,419,324,873,286,656/198,236,617.26 - Step 6: Final answer
x = 158,494,052.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.