Finding the Fourth Proportional to 142,160,183.08, 213,240,274.64 and 34,454,807.08
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Solution
The fourth proportional to 142,160,183.08, 213,240,274.64 and 34,454,807.08 is: 51,682,210.62
Step by Step Solution
- Step 1: Write the proportion equation
142,160,183.08 : 213,240,274.64 = 34,454,807.08 : x - Step 2: Convert to fraction form
142,160,183.08/213,240,274.64 = 34,454,807.08/x - Step 3: Cross multiply
142,160,183.08x = 213,240,274.64 × 34,454,807.08 - Step 4: Simplify right side
142,160,183.08x = 7,347,152,524,407,416 - Step 5: Solve for x
x = 7,347,152,524,407,416/142,160,183.08 - Step 6: Final answer
x = 51,682,210.62
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1.5x scale
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.