Finding the Fourth Proportional to 119,524,960.63, 164,942,769.02 and 66,603,898.81
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Solution
The fourth proportional to 119,524,960.63, 164,942,769.02 and 66,603,898.81 is: 91,912,446.05
Step by Step Solution
- Step 1: Write the proportion equation
119,524,960.63 : 164,942,769.02 = 66,603,898.81 : x - Step 2: Convert to fraction form
119,524,960.63/164,942,769.02 = 66,603,898.81/x - Step 3: Cross multiply
119,524,960.63x = 164,942,769.02 × 66,603,898.81 - Step 4: Simplify right side
119,524,960.63x = 10,985,831,496,194,638 - Step 5: Solve for x
x = 10,985,831,496,194,638/119,524,960.63 - Step 6: Final answer
x = 91,912,446.05
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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.