Finding the Fourth Proportional to 1,136,054,339.83, 1,567,635,557.99 and 659,651,584.13
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Solution
The fourth proportional to 1,136,054,339.83, 1,567,635,557.99 and 659,651,584.13 is: 910,249,838.33
Step by Step Solution
- Step 1: Write the proportion equation
1,136,054,339.83 : 1,567,635,557.99 = 659,651,584.13 : x - Step 2: Convert to fraction form
1,136,054,339.83/1,567,635,557.99 = 659,651,584.13/x - Step 3: Cross multiply
1,136,054,339.83x = 1,567,635,557.99 × 659,651,584.13 - Step 4: Simplify right side
1,136,054,339.83x = 1,034,093,279,161,362,048 - Step 5: Solve for x
x = 1,034,093,279,161,362,048/1,136,054,339.83 - Step 6: Final answer
x = 910,249,838.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.