Finding the Fourth Proportional to 134,568,247.24, 185,704,255.84 and 72,688,586.14
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Solution
The fourth proportional to 134,568,247.24, 185,704,255.84 and 72,688,586.14 is: 100,310,289.20
Step by Step Solution
- Step 1: Write the proportion equation
134,568,247.24 : 185,704,255.84 = 72,688,586.14 : x - Step 2: Convert to fraction form
134,568,247.24/185,704,255.84 = 72,688,586.14/x - Step 3: Cross multiply
134,568,247.24x = 185,704,255.84 × 72,688,586.14 - Step 4: Simplify right side
134,568,247.24x = 13,498,579,797,190,438 - Step 5: Solve for x
x = 13,498,579,797,190,438/134,568,247.24 - Step 6: Final answer
x = 100,310,289.20
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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.