Finding the Fourth Proportional to 116,586,912.30, 174,880,368.45 and 48,394,502.70
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Solution
The fourth proportional to 116,586,912.30, 174,880,368.45 and 48,394,502.70 is: 72,591,754.05
Step by Step Solution
- Step 1: Write the proportion equation
116,586,912.30 : 174,880,368.45 = 48,394,502.70 : x - Step 2: Convert to fraction form
116,586,912.30/174,880,368.45 = 48,394,502.70/x - Step 3: Cross multiply
116,586,912.30x = 174,880,368.45 × 48,394,502.70 - Step 4: Simplify right side
116,586,912.30x = 8,463,248,463,130,520 - Step 5: Solve for x
x = 8,463,248,463,130,520/116,586,912.30 - Step 6: Final answer
x = 72,591,754.05
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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.