Finding the Fourth Proportional to 118,183,013.92, 177,336,936.24 and 83,861,194.96
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Solution
The fourth proportional to 118,183,013.92, 177,336,936.24 and 83,861,194.96 is: 125,836,081.60
Step by Step Solution
- Step 1: Write the proportion equation
118,183,013.92 : 177,336,936.24 = 83,861,194.96 : x - Step 2: Convert to fraction form
118,183,013.92/177,336,936.24 = 83,861,194.96/x - Step 3: Cross multiply
118,183,013.92x = 177,336,936.24 × 83,861,194.96 - Step 4: Simplify right side
118,183,013.92x = 14,871,687,383,631,728 - Step 5: Solve for x
x = 14,871,687,383,631,728/118,183,013.92 - Step 6: Final answer
x = 125,836,081.60
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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.