Finding the Fourth Proportional to 179,722,659,586.05, 248,025,066,468.22 and 99,526,618,363.05
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Solution
The fourth proportional to 179,722,659,586.05, 248,025,066,468.22 and 99,526,618,363.05 is: 137,351,050,733.99
Step by Step Solution
- Step 1: Write the proportion equation
179,722,659,586.05 : 248,025,066,468.22 = 99,526,618,363.05 : x - Step 2: Convert to fraction form
179,722,659,586.05/248,025,066,468.22 = 99,526,618,363.05/x - Step 3: Cross multiply
179,722,659,586.05x = 248,025,066,468.22 × 99,526,618,363.05 - Step 4: Simplify right side
179,722,659,586.05x = 24,685,096,134,851,398,991,872 - Step 5: Solve for x
x = 24,685,096,134,851,398,991,872/179,722,659,586.05 - Step 6: Final answer
x = 137,351,050,733.99
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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.