Finding the Fourth Proportional to 85,007,375.68, 127,469,138.73 and 35,814,246.70
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Solution
The fourth proportional to 85,007,375.68, 127,469,138.73 and 35,814,246.70 is: 53,703,706.82
Step by Step Solution
- Step 1: Write the proportion equation
85,007,375.68 : 127,469,138.73 = 35,814,246.70 : x - Step 2: Convert to fraction form
85,007,375.68/127,469,138.73 = 35,814,246.70/x - Step 3: Cross multiply
85,007,375.68x = 127,469,138.73 × 35,814,246.70 - Step 4: Simplify right side
85,007,375.68x = 4,565,211,181,112,745 - Step 5: Solve for x
x = 4,565,211,181,112,745/85,007,375.68 - Step 6: Final answer
x = 53,703,706.82
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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.