Finding the Fourth Proportional to 237,183,494.15, 327,295,350.90 and 144,353,742.23
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Solution
The fourth proportional to 237,183,494.15, 327,295,350.90 and 144,353,742.23 is: 199,197,287.68
Step by Step Solution
- Step 1: Write the proportion equation
237,183,494.15 : 327,295,350.90 = 144,353,742.23 : x - Step 2: Convert to fraction form
237,183,494.15/327,295,350.90 = 144,353,742.23/x - Step 3: Cross multiply
237,183,494.15x = 327,295,350.90 × 144,353,742.23 - Step 4: Simplify right side
237,183,494.15x = 47,246,308,715,259,520 - Step 5: Solve for x
x = 47,246,308,715,259,520/237,183,494.15 - Step 6: Final answer
x = 199,197,287.68
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1.5x scale
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.