Finding the Fourth Proportional to 1,555,238,234.46, 2,332,859,596.94 and 635,114,573.09
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Solution
The fourth proportional to 1,555,238,234.46, 2,332,859,596.94 and 635,114,573.09 is: 952,672,776.53
Step by Step Solution
- Step 1: Write the proportion equation
1,555,238,234.46 : 2,332,859,596.94 = 635,114,573.09 : x - Step 2: Convert to fraction form
1,555,238,234.46/2,332,859,596.94 = 635,114,573.09/x - Step 3: Cross multiply
1,555,238,234.46x = 2,332,859,596.94 × 635,114,573.09 - Step 4: Simplify right side
1,555,238,234.46x = 1,481,633,126,986,351,104 - Step 5: Solve for x
x = 1,481,633,126,986,351,104/1,555,238,234.46 - Step 6: Final answer
x = 952,672,776.53
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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.