Finding the Fourth Proportional to 1,334,193,546.14, 2,001,280,242.60 and 401,512,378.62
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Solution
The fourth proportional to 1,334,193,546.14, 2,001,280,242.60 and 401,512,378.62 is: 602,265,535.47
Step by Step Solution
- Step 1: Write the proportion equation
1,334,193,546.14 : 2,001,280,242.60 = 401,512,378.62 : x - Step 2: Convert to fraction form
1,334,193,546.14/2,001,280,242.60 = 401,512,378.62/x - Step 3: Cross multiply
1,334,193,546.14x = 2,001,280,242.60 × 401,512,378.62 - Step 4: Simplify right side
1,334,193,546.14x = 803,538,790,491,536,640 - Step 5: Solve for x
x = 803,538,790,491,536,640/1,334,193,546.14 - Step 6: Final answer
x = 602,265,535.47
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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.