Finding the Fourth Proportional to 2,287,203,718.40, 3,430,805,577.60 and 651,407,033.60
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Solution
The fourth proportional to 2,287,203,718.40, 3,430,805,577.60 and 651,407,033.60 is: 977,110,550.40
Step by Step Solution
- Step 1: Write the proportion equation
2,287,203,718.40 : 3,430,805,577.60 = 651,407,033.60 : x - Step 2: Convert to fraction form
2,287,203,718.40/3,430,805,577.60 = 651,407,033.60/x - Step 3: Cross multiply
2,287,203,718.40x = 3,430,805,577.60 × 651,407,033.60 - Step 4: Simplify right side
2,287,203,718.40x = 2,234,850,884,162,750,720 - Step 5: Solve for x
x = 2,234,850,884,162,750,720/2,287,203,718.40 - Step 6: Final answer
x = 977,110,550.40
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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.