Finding the Fourth Proportional to 9,198,878,816.19, 13,792,791,697.16 and 3,596,142,806.22
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Solution
The fourth proportional to 9,198,878,816.19, 13,792,791,697.16 and 3,596,142,806.22 is: 5,392,053,708.99
Step by Step Solution
- Step 1: Write the proportion equation
9,198,878,816.19 : 13,792,791,697.16 = 3,596,142,806.22 : x - Step 2: Convert to fraction form
9,198,878,816.19/13,792,791,697.16 = 3,596,142,806.22/x - Step 3: Cross multiply
9,198,878,816.19x = 13,792,791,697.16 × 3,596,142,806.22 - Step 4: Simplify right side
9,198,878,816.19x = 49,600,848,639,414,894,592 - Step 5: Solve for x
x = 49,600,848,639,414,894,592/9,198,878,816.19 - Step 6: Final answer
x = 5,392,053,708.99
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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.