Finding the Fourth Proportional to 212,113,566.42, 318,170,528.22 and 101,423,193
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Solution
The fourth proportional to 212,113,566.42, 318,170,528.22 and 101,423,193 is: 152,134,874.89
Step by Step Solution
- Step 1: Write the proportion equation
212,113,566.42 : 318,170,528.22 = 101,423,193 : x - Step 2: Convert to fraction form
212,113,566.42/318,170,528.22 = 101,423,193/x - Step 3: Cross multiply
212,113,566.42x = 318,170,528.22 × 101,423,193 - Step 4: Simplify right side
212,113,566.42x = 32,269,870,890,569,008 - Step 5: Solve for x
x = 32,269,870,890,569,008/212,113,566.42 - Step 6: Final answer
x = 152,134,874.89
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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.