Finding the Fourth Proportional to 205,311,378.26, 283,259,951.26 and 117,142,035.86
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Solution
The fourth proportional to 205,311,378.26, 283,259,951.26 and 117,142,035.86 is: 161,616,212.65
Step by Step Solution
- Step 1: Write the proportion equation
205,311,378.26 : 283,259,951.26 = 117,142,035.86 : x - Step 2: Convert to fraction form
205,311,378.26/283,259,951.26 = 117,142,035.86/x - Step 3: Cross multiply
205,311,378.26x = 283,259,951.26 × 117,142,035.86 - Step 4: Simplify right side
205,311,378.26x = 33,181,647,368,200,772 - Step 5: Solve for x
x = 33,181,647,368,200,772/205,311,378.26 - Step 6: Final answer
x = 161,616,212.65
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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.