Finding the Fourth Proportional to 5,824,528,376.40, 8,736,792,564.60 and 2,143,271,998.80
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Solution
The fourth proportional to 5,824,528,376.40, 8,736,792,564.60 and 2,143,271,998.80 is: 3,214,907,998.20
Step by Step Solution
- Step 1: Write the proportion equation
5,824,528,376.40 : 8,736,792,564.60 = 2,143,271,998.80 : x - Step 2: Convert to fraction form
5,824,528,376.40/8,736,792,564.60 = 2,143,271,998.80/x - Step 3: Cross multiply
5,824,528,376.40x = 8,736,792,564.60 × 2,143,271,998.80 - Step 4: Simplify right side
5,824,528,376.40x = 18,725,322,863,031,222,272 - Step 5: Solve for x
x = 18,725,322,863,031,222,272/5,824,528,376.40 - Step 6: Final answer
x = 3,214,907,998.20
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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.