Finding the Fourth Proportional to 179,674,446.30, 247,951,483.20 and 97,168,231.05
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Solution
The fourth proportional to 179,674,446.30, 247,951,483.20 and 97,168,231.05 is: 134,092,562.99
Step by Step Solution
- Step 1: Write the proportion equation
179,674,446.30 : 247,951,483.20 = 97,168,231.05 : x - Step 2: Convert to fraction form
179,674,446.30/247,951,483.20 = 97,168,231.05/x - Step 3: Cross multiply
179,674,446.30x = 247,951,483.20 × 97,168,231.05 - Step 4: Simplify right side
179,674,446.30x = 24,093,007,008,767,792 - Step 5: Solve for x
x = 24,093,007,008,767,792/179,674,446.30 - Step 6: Final answer
x = 134,092,562.99
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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.