Finding the Fourth Proportional to 146,093,677.63, 201,615,612.56 and 80,903,581.63
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Solution
The fourth proportional to 146,093,677.63, 201,615,612.56 and 80,903,581.63 is: 111,650,452.18
Step by Step Solution
- Step 1: Write the proportion equation
146,093,677.63 : 201,615,612.56 = 80,903,581.63 : x - Step 2: Convert to fraction form
146,093,677.63/201,615,612.56 = 80,903,581.63/x - Step 3: Cross multiply
146,093,677.63x = 201,615,612.56 × 80,903,581.63 - Step 4: Simplify right side
146,093,677.63x = 16,311,425,168,630,412 - Step 5: Solve for x
x = 16,311,425,168,630,412/146,093,677.63 - Step 6: Final answer
x = 111,650,452.18
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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.