Finding the Fourth Proportional to 548,856,266.70, 823,284,400.05 and 276,758,474.70
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Solution
The fourth proportional to 548,856,266.70, 823,284,400.05 and 276,758,474.70 is: 415,137,712.05
Step by Step Solution
- Step 1: Write the proportion equation
548,856,266.70 : 823,284,400.05 = 276,758,474.70 : x - Step 2: Convert to fraction form
548,856,266.70/823,284,400.05 = 276,758,474.70/x - Step 3: Cross multiply
548,856,266.70x = 823,284,400.05 × 276,758,474.70 - Step 4: Simplify right side
548,856,266.70x = 227,850,934,802,142,592 - Step 5: Solve for x
x = 227,850,934,802,142,592/548,856,266.70 - Step 6: Final answer
x = 415,137,712.05
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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.