Finding the Fourth Proportional to 199,281,660.49, 274,764,366.39 and 163,875,734.29
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Solution
The fourth proportional to 199,281,660.49, 274,764,366.39 and 163,875,734.29 is: 225,947,596.92
Step by Step Solution
- Step 1: Write the proportion equation
199,281,660.49 : 274,764,366.39 = 163,875,734.29 : x - Step 2: Convert to fraction form
199,281,660.49/274,764,366.39 = 163,875,734.29/x - Step 3: Cross multiply
199,281,660.49x = 274,764,366.39 × 163,875,734.29 - Step 4: Simplify right side
199,281,660.49x = 45,027,212,298,200,928 - Step 5: Solve for x
x = 45,027,212,298,200,928/199,281,660.49 - Step 6: Final answer
x = 225,947,596.92
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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.