Finding the Fourth Proportional to 146,279,589.18, 201,867,797.88 and 80,199,927.42
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Solution
The fourth proportional to 146,279,589.18, 201,867,797.88 and 80,199,927.42 is: 110,676,977.08
Step by Step Solution
- Step 1: Write the proportion equation
146,279,589.18 : 201,867,797.88 = 80,199,927.42 : x - Step 2: Convert to fraction form
146,279,589.18/201,867,797.88 = 80,199,927.42/x - Step 3: Cross multiply
146,279,589.18x = 201,867,797.88 × 80,199,927.42 - Step 4: Simplify right side
146,279,589.18x = 16,189,782,738,411,230 - Step 5: Solve for x
x = 16,189,782,738,411,230/146,279,589.18 - Step 6: Final answer
x = 110,676,977.08
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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.