Finding the Fourth Proportional to 146,323,427.48, 201,907,770.92 and 80,226,532.63
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Solution
The fourth proportional to 146,323,427.48, 201,907,770.92 and 80,226,532.63 is: 110,702,439.46
Step by Step Solution
- Step 1: Write the proportion equation
146,323,427.48 : 201,907,770.92 = 80,226,532.63 : x - Step 2: Convert to fraction form
146,323,427.48/201,907,770.92 = 80,226,532.63/x - Step 3: Cross multiply
146,323,427.48x = 201,907,770.92 × 80,226,532.63 - Step 4: Simplify right side
146,323,427.48x = 16,198,360,371,058,042 - Step 5: Solve for x
x = 16,198,360,371,058,042/146,323,427.48 - Step 6: Final answer
x = 110,702,439.46
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1.5x scale
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.