Finding the Fourth Proportional to 1,551,514,556.40, 2,328,405,575.40 and 1,092,349,532.40
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Solution
The fourth proportional to 1,551,514,556.40, 2,328,405,575.40 and 1,092,349,532.40 is: 1,639,322,512.98
Step by Step Solution
- Step 1: Write the proportion equation
1,551,514,556.40 : 2,328,405,575.40 = 1,092,349,532.40 : x - Step 2: Convert to fraction form
1,551,514,556.40/2,328,405,575.40 = 1,092,349,532.40/x - Step 3: Cross multiply
1,551,514,556.40x = 2,328,405,575.40 × 1,092,349,532.40 - Step 4: Simplify right side
1,551,514,556.40x = 2,543,432,741,525,743,104 - Step 5: Solve for x
x = 2,543,432,741,525,743,104/1,551,514,556.40 - Step 6: Final answer
x = 1,639,322,512.98
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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.