Finding the Fourth Proportional to 128,566,701, 192,901,147.92 and 41,141,687.04
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Solution
The fourth proportional to 128,566,701, 192,901,147.92 and 41,141,687.04 is: 61,728,881.55
Step by Step Solution
- Step 1: Write the proportion equation
128,566,701 : 192,901,147.92 = 41,141,687.04 : x - Step 2: Convert to fraction form
128,566,701/192,901,147.92 = 41,141,687.04/x - Step 3: Cross multiply
128,566,701x = 192,901,147.92 × 41,141,687.04 - Step 4: Simplify right side
128,566,701x = 7,936,278,657,381,386 - Step 5: Solve for x
x = 7,936,278,657,381,386/128,566,701 - Step 6: Final answer
x = 61,728,881.55
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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.