Finding the Fourth Proportional to 7,253,722,660.60, 10,880,583,990.90 and 2,657,696,087.80
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Solution
The fourth proportional to 7,253,722,660.60, 10,880,583,990.90 and 2,657,696,087.80 is: 3,986,544,131.70
Step by Step Solution
- Step 1: Write the proportion equation
7,253,722,660.60 : 10,880,583,990.90 = 2,657,696,087.80 : x - Step 2: Convert to fraction form
7,253,722,660.60/10,880,583,990.90 = 2,657,696,087.80/x - Step 3: Cross multiply
7,253,722,660.60x = 10,880,583,990.90 × 2,657,696,087.80 - Step 4: Simplify right side
7,253,722,660.60x = 28,917,285,505,594,241,024 - Step 5: Solve for x
x = 28,917,285,505,594,241,024/7,253,722,660.60 - Step 6: Final answer
x = 3,986,544,131.70
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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.