Finding the Fourth Proportional to 207,480,114.28, 311,273,926.26 and 110,355,878.44
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Solution
The fourth proportional to 207,480,114.28, 311,273,926.26 and 110,355,878.44 is: 165,562,409.14
Step by Step Solution
- Step 1: Write the proportion equation
207,480,114.28 : 311,273,926.26 = 110,355,878.44 : x - Step 2: Convert to fraction form
207,480,114.28/311,273,926.26 = 110,355,878.44/x - Step 3: Cross multiply
207,480,114.28x = 311,273,926.26 × 110,355,878.44 - Step 4: Simplify right side
207,480,114.28x = 34,350,907,567,890,084 - Step 5: Solve for x
x = 34,350,907,567,890,084/207,480,114.28 - Step 6: Final answer
x = 165,562,409.14
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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.