Finding the Fourth Proportional to 236,105,232.16, 325,825,655.13 and 131,690,033.62
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Solution
The fourth proportional to 236,105,232.16, 325,825,655.13 and 131,690,033.62 is: 181,732,488.88
Step by Step Solution
- Step 1: Write the proportion equation
236,105,232.16 : 325,825,655.13 = 131,690,033.62 : x - Step 2: Convert to fraction form
236,105,232.16/325,825,655.13 = 131,690,033.62/x - Step 3: Cross multiply
236,105,232.16x = 325,825,655.13 × 131,690,033.62 - Step 4: Simplify right side
236,105,232.16x = 42,907,991,478,328,224 - Step 5: Solve for x
x = 42,907,991,478,328,224/236,105,232.16 - Step 6: Final answer
x = 181,732,488.88
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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.