Finding the Fourth Proportional to 3,639,168,084.20, 5,458,752,126.30 and 2,413,720,250.60
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Solution
The fourth proportional to 3,639,168,084.20, 5,458,752,126.30 and 2,413,720,250.60 is: 3,620,580,375.90
Step by Step Solution
- Step 1: Write the proportion equation
3,639,168,084.20 : 5,458,752,126.30 = 2,413,720,250.60 : x - Step 2: Convert to fraction form
3,639,168,084.20/5,458,752,126.30 = 2,413,720,250.60/x - Step 3: Cross multiply
3,639,168,084.20x = 5,458,752,126.30 × 2,413,720,250.60 - Step 4: Simplify right side
3,639,168,084.20x = 13,175,900,550,256,119,808 - Step 5: Solve for x
x = 13,175,900,550,256,119,808/3,639,168,084.20 - Step 6: Final answer
x = 3,620,580,375.90
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1.5x scale
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.