Finding the Fourth Proportional to 224,215,427.70, 336,323,141.55 and 214,529,915.48
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Solution
The fourth proportional to 224,215,427.70, 336,323,141.55 and 214,529,915.48 is: 321,794,873.21
Step by Step Solution
- Step 1: Write the proportion equation
224,215,427.70 : 336,323,141.55 = 214,529,915.48 : x - Step 2: Convert to fraction form
224,215,427.70/336,323,141.55 = 214,529,915.48/x - Step 3: Cross multiply
224,215,427.70x = 336,323,141.55 × 214,529,915.48 - Step 4: Simplify right side
224,215,427.70x = 72,151,375,129,007,968 - Step 5: Solve for x
x = 72,151,375,129,007,968/224,215,427.70 - Step 6: Final answer
x = 321,794,873.21
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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.