Finding the Fourth Proportional to 125,989,160.70, 188,983,741.05 and 35,112,749.70
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Solution
The fourth proportional to 125,989,160.70, 188,983,741.05 and 35,112,749.70 is: 52,669,124.55
Step by Step Solution
- Step 1: Write the proportion equation
125,989,160.70 : 188,983,741.05 = 35,112,749.70 : x - Step 2: Convert to fraction form
125,989,160.70/188,983,741.05 = 35,112,749.70/x - Step 3: Cross multiply
125,989,160.70x = 188,983,741.05 × 35,112,749.70 - Step 4: Simplify right side
125,989,160.70x = 6,635,738,796,858,266 - Step 5: Solve for x
x = 6,635,738,796,858,266/125,989,160.70 - Step 6: Final answer
x = 52,669,124.55
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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.