Finding the Fourth Proportional to 269,235,720.37, 403,895,336.18 and 113,790,182.81
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Solution
The fourth proportional to 269,235,720.37, 403,895,336.18 and 113,790,182.81 is: 170,702,921.88
Step by Step Solution
- Step 1: Write the proportion equation
269,235,720.37 : 403,895,336.18 = 113,790,182.81 : x - Step 2: Convert to fraction form
269,235,720.37/403,895,336.18 = 113,790,182.81/x - Step 3: Cross multiply
269,235,720.37x = 403,895,336.18 × 113,790,182.81 - Step 4: Simplify right side
269,235,720.37x = 45,959,324,139,459,656 - Step 5: Solve for x
x = 45,959,324,139,459,656/269,235,720.37 - Step 6: Final answer
x = 170,702,921.88
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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.