Finding the Fourth Proportional to 166,193,608.09, 249,295,490.76 and 57,017,247.69
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Solution
The fourth proportional to 166,193,608.09, 249,295,490.76 and 57,017,247.69 is: 85,527,613.89
Step by Step Solution
- Step 1: Write the proportion equation
166,193,608.09 : 249,295,490.76 = 57,017,247.69 : x - Step 2: Convert to fraction form
166,193,608.09/249,295,490.76 = 57,017,247.69/x - Step 3: Cross multiply
166,193,608.09x = 249,295,490.76 × 57,017,247.69 - Step 4: Simplify right side
166,193,608.09x = 14,214,142,744,088,976 - Step 5: Solve for x
x = 14,214,142,744,088,976/166,193,608.09 - Step 6: Final answer
x = 85,527,613.89
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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.