Finding the Fourth Proportional to 442,868,764.35, 664,303,146.53 and 151,639,096.35
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Solution
The fourth proportional to 442,868,764.35, 664,303,146.53 and 151,639,096.35 is: 227,458,644.53
Step by Step Solution
- Step 1: Write the proportion equation
442,868,764.35 : 664,303,146.53 = 151,639,096.35 : x - Step 2: Convert to fraction form
442,868,764.35/664,303,146.53 = 151,639,096.35/x - Step 3: Cross multiply
442,868,764.35x = 664,303,146.53 × 151,639,096.35 - Step 4: Simplify right side
442,868,764.35x = 100,734,328,841,512,640 - Step 5: Solve for x
x = 100,734,328,841,512,640/442,868,764.35 - Step 6: Final answer
x = 227,458,644.53
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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.