Finding the Fourth Proportional to 146,414,382.83, 202,052,231.98 and 79,433,337.47
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Solution
The fourth proportional to 146,414,382.83, 202,052,231.98 and 79,433,337.47 is: 109,618,213.87
Step by Step Solution
- Step 1: Write the proportion equation
146,414,382.83 : 202,052,231.98 = 79,433,337.47 : x - Step 2: Convert to fraction form
146,414,382.83/202,052,231.98 = 79,433,337.47/x - Step 3: Cross multiply
146,414,382.83x = 202,052,231.98 × 79,433,337.47 - Step 4: Simplify right side
146,414,382.83x = 16,049,683,129,740,612 - Step 5: Solve for x
x = 16,049,683,129,740,612/146,414,382.83 - Step 6: Final answer
x = 109,618,213.87
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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.