Finding the Fourth Proportional to 7,263,519,584.40, 10,895,279,376.60 and 2,356,193,390.40
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Solution
The fourth proportional to 7,263,519,584.40, 10,895,279,376.60 and 2,356,193,390.40 is: 3,534,290,085.60
Step by Step Solution
- Step 1: Write the proportion equation
7,263,519,584.40 : 10,895,279,376.60 = 2,356,193,390.40 : x - Step 2: Convert to fraction form
7,263,519,584.40/10,895,279,376.60 = 2,356,193,390.40/x - Step 3: Cross multiply
7,263,519,584.40x = 10,895,279,376.60 × 2,356,193,390.40 - Step 4: Simplify right side
7,263,519,584.40x = 25,671,385,253,706,354,688 - Step 5: Solve for x
x = 25,671,385,253,706,354,688/7,263,519,584.40 - Step 6: Final answer
x = 3,534,290,085.60
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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.