Finding the Fourth Proportional to 146,683,202.67, 202,424,430.92 and 80,603,718.03
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Solution
The fourth proportional to 146,683,202.67, 202,424,430.92 and 80,603,718.03 is: 111,234,016.27
Step by Step Solution
- Step 1: Write the proportion equation
146,683,202.67 : 202,424,430.92 = 80,603,718.03 : x - Step 2: Convert to fraction form
146,683,202.67/202,424,430.92 = 80,603,718.03/x - Step 3: Cross multiply
146,683,202.67x = 202,424,430.92 × 80,603,718.03 - Step 4: Simplify right side
146,683,202.67x = 16,316,161,751,855,874 - Step 5: Solve for x
x = 16,316,161,751,855,874/146,683,202.67 - Step 6: Final answer
x = 111,234,016.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.