Finding the Fourth Proportional to 147,555,101.21, 221,409,250.26 and 60,180,719.63
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Solution
The fourth proportional to 147,555,101.21, 221,409,250.26 and 60,180,719.63 is: 90,302,320.31
Step by Step Solution
- Step 1: Write the proportion equation
147,555,101.21 : 221,409,250.26 = 60,180,719.63 : x - Step 2: Convert to fraction form
147,555,101.21/221,409,250.26 = 60,180,719.63/x - Step 3: Cross multiply
147,555,101.21x = 221,409,250.26 × 60,180,719.63 - Step 4: Simplify right side
147,555,101.21x = 13,324,568,012,278,518 - Step 5: Solve for x
x = 13,324,568,012,278,518/147,555,101.21 - Step 6: Final answer
x = 90,302,320.31
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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.