Finding the Fourth Proportional to 291,235,644.90, 436,853,467.35 and 182,396,528.10
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Solution
The fourth proportional to 291,235,644.90, 436,853,467.35 and 182,396,528.10 is: 273,594,792.15
Step by Step Solution
- Step 1: Write the proportion equation
291,235,644.90 : 436,853,467.35 = 182,396,528.10 : x - Step 2: Convert to fraction form
291,235,644.90/436,853,467.35 = 182,396,528.10/x - Step 3: Cross multiply
291,235,644.90x = 436,853,467.35 × 182,396,528.10 - Step 4: Simplify right side
291,235,644.90x = 79,680,555,733,086,704 - Step 5: Solve for x
x = 79,680,555,733,086,704/291,235,644.90 - Step 6: Final answer
x = 273,594,792.15
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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.