Finding the Fourth Proportional to 198,683,724.26, 274,180,806.61 and 110,577,707.81
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Solution
The fourth proportional to 198,683,724.26, 274,180,806.61 and 110,577,707.81 is: 152,595,715.80
Step by Step Solution
- Step 1: Write the proportion equation
198,683,724.26 : 274,180,806.61 = 110,577,707.81 : x - Step 2: Convert to fraction form
198,683,724.26/274,180,806.61 = 110,577,707.81/x - Step 3: Cross multiply
198,683,724.26x = 274,180,806.61 × 110,577,707.81 - Step 4: Simplify right side
198,683,724.26x = 30,318,285,121,203,424 - Step 5: Solve for x
x = 30,318,285,121,203,424/198,683,724.26 - Step 6: Final answer
x = 152,595,715.80
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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.