Finding the Fourth Proportional to 162,918,767.87, 224,835,585.99 and 92,355,745.69
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Solution
The fourth proportional to 162,918,767.87, 224,835,585.99 and 92,355,745.69 is: 127,455,286.30
Step by Step Solution
- Step 1: Write the proportion equation
162,918,767.87 : 224,835,585.99 = 92,355,745.69 : x - Step 2: Convert to fraction form
162,918,767.87/224,835,585.99 = 92,355,745.69/x - Step 3: Cross multiply
162,918,767.87x = 224,835,585.99 × 92,355,745.69 - Step 4: Simplify right side
162,918,767.87x = 20,764,858,202,629,880 - Step 5: Solve for x
x = 20,764,858,202,629,880/162,918,767.87 - Step 6: Final answer
x = 127,455,286.30
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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.