Finding the Fourth Proportional to 2,529,472,138.24, 3,794,399,564.64 and 782,851,531.84
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Solution
The fourth proportional to 2,529,472,138.24, 3,794,399,564.64 and 782,851,531.84 is: 1,174,336,521.32
Step by Step Solution
- Step 1: Write the proportion equation
2,529,472,138.24 : 3,794,399,564.64 = 782,851,531.84 : x - Step 2: Convert to fraction form
2,529,472,138.24/3,794,399,564.64 = 782,851,531.84/x - Step 3: Cross multiply
2,529,472,138.24x = 3,794,399,564.64 × 782,851,531.84 - Step 4: Simplify right side
2,529,472,138.24x = 2,970,451,511,591,453,184 - Step 5: Solve for x
x = 2,970,451,511,591,453,184/2,529,472,138.24 - Step 6: Final answer
x = 1,174,336,521.32
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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.