Finding the Fourth Proportional to 204,489,138.10, 306,733,707.15 and 118,183,119.70
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Solution
The fourth proportional to 204,489,138.10, 306,733,707.15 and 118,183,119.70 is: 177,274,679.55
Step by Step Solution
- Step 1: Write the proportion equation
204,489,138.10 : 306,733,707.15 = 118,183,119.70 : x - Step 2: Convert to fraction form
204,489,138.10/306,733,707.15 = 118,183,119.70/x - Step 3: Cross multiply
204,489,138.10x = 306,733,707.15 × 118,183,119.70 - Step 4: Simplify right side
204,489,138.10x = 36,250,746,428,133,192 - Step 5: Solve for x
x = 36,250,746,428,133,192/204,489,138.10 - Step 6: Final answer
x = 177,274,679.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.