Finding the Fourth Proportional to 108,885,894.72, 163,352,757.36 and 32,202,944.64
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Solution
The fourth proportional to 108,885,894.72, 163,352,757.36 and 32,202,944.64 is: 48,311,489.89
Step by Step Solution
- Step 1: Write the proportion equation
108,885,894.72 : 163,352,757.36 = 32,202,944.64 : x - Step 2: Convert to fraction form
108,885,894.72/163,352,757.36 = 32,202,944.64/x - Step 3: Cross multiply
108,885,894.72x = 163,352,757.36 × 32,202,944.64 - Step 4: Simplify right side
108,885,894.72x = 5,260,439,802,055,433 - Step 5: Solve for x
x = 5,260,439,802,055,433/108,885,894.72 - Step 6: Final answer
x = 48,311,489.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.