Finding the Fourth Proportional to 211,186,474.73, 291,437,962.88 and 117,107,249.41
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Solution
The fourth proportional to 211,186,474.73, 291,437,962.88 and 117,107,249.41 is: 161,608,352.29
Step by Step Solution
- Step 1: Write the proportion equation
211,186,474.73 : 291,437,962.88 = 117,107,249.41 : x - Step 2: Convert to fraction form
211,186,474.73/291,437,962.88 = 117,107,249.41/x - Step 3: Cross multiply
211,186,474.73x = 291,437,962.88 × 117,107,249.41 - Step 4: Simplify right side
211,186,474.73x = 34,129,498,206,309,240 - Step 5: Solve for x
x = 34,129,498,206,309,240/211,186,474.73 - Step 6: Final answer
x = 161,608,352.29
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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.