Finding the Fourth Proportional to 299,335,079.70, 449,002,619.55 and 163,286,183.70
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Solution
The fourth proportional to 299,335,079.70, 449,002,619.55 and 163,286,183.70 is: 244,929,275.55
Step by Step Solution
- Step 1: Write the proportion equation
299,335,079.70 : 449,002,619.55 = 163,286,183.70 : x - Step 2: Convert to fraction form
299,335,079.70/449,002,619.55 = 163,286,183.70/x - Step 3: Cross multiply
299,335,079.70x = 449,002,619.55 × 163,286,183.70 - Step 4: Simplify right side
299,335,079.70x = 73,315,924,217,622,512 - Step 5: Solve for x
x = 73,315,924,217,622,512/299,335,079.70 - Step 6: Final answer
x = 244,929,275.55
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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.