Finding the Fourth Proportional to 2,750,125,706.73, 4,125,325,379.36 and 785,270,319.21
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Solution
The fourth proportional to 2,750,125,706.73, 4,125,325,379.36 and 785,270,319.21 is: 1,177,944,546.16
Step by Step Solution
- Step 1: Write the proportion equation
2,750,125,706.73 : 4,125,325,379.36 = 785,270,319.21 : x - Step 2: Convert to fraction form
2,750,125,706.73/4,125,325,379.36 = 785,270,319.21/x - Step 3: Cross multiply
2,750,125,706.73x = 4,125,325,379.36 × 785,270,319.21 - Step 4: Simplify right side
2,750,125,706.73x = 3,239,495,577,491,215,360 - Step 5: Solve for x
x = 3,239,495,577,491,215,360/2,750,125,706.73 - Step 6: Final answer
x = 1,177,944,546.16
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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.