Finding the Fourth Proportional to 224,576,750.40, 336,865,125.60 and 198,217,276.80
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Solution
The fourth proportional to 224,576,750.40, 336,865,125.60 and 198,217,276.80 is: 297,325,915.20
Step by Step Solution
- Step 1: Write the proportion equation
224,576,750.40 : 336,865,125.60 = 198,217,276.80 : x - Step 2: Convert to fraction form
224,576,750.40/336,865,125.60 = 198,217,276.80/x - Step 3: Cross multiply
224,576,750.40x = 336,865,125.60 × 198,217,276.80 - Step 4: Simplify right side
224,576,750.40x = 66,772,487,845,321,976 - Step 5: Solve for x
x = 66,772,487,845,321,976/224,576,750.40 - Step 6: Final answer
x = 297,325,915.20
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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.