Finding the Fourth Proportional to 146,327,829.91, 219,491,839.64 and 37,161,187.99
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Solution
The fourth proportional to 146,327,829.91, 219,491,839.64 and 37,161,187.99 is: 55,741,806.05
Step by Step Solution
- Step 1: Write the proportion equation
146,327,829.91 : 219,491,839.64 = 37,161,187.99 : x - Step 2: Convert to fraction form
146,327,829.91/219,491,839.64 = 37,161,187.99/x - Step 3: Cross multiply
146,327,829.91x = 219,491,839.64 × 37,161,187.99 - Step 4: Simplify right side
146,327,829.91x = 8,156,577,514,398,437 - Step 5: Solve for x
x = 8,156,577,514,398,437/146,327,829.91 - Step 6: Final answer
x = 55,741,806.05
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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.