Finding the Fourth Proportional to 5,392,128,283.60, 8,088,192,425.40 and 2,632,183,272.40
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Solution
The fourth proportional to 5,392,128,283.60, 8,088,192,425.40 and 2,632,183,272.40 is: 3,948,274,908.60
Step by Step Solution
- Step 1: Write the proportion equation
5,392,128,283.60 : 8,088,192,425.40 = 2,632,183,272.40 : x - Step 2: Convert to fraction form
5,392,128,283.60/8,088,192,425.40 = 2,632,183,272.40/x - Step 3: Cross multiply
5,392,128,283.60x = 8,088,192,425.40 × 2,632,183,272.40 - Step 4: Simplify right side
5,392,128,283.60x = 21,289,604,806,090,264,576 - Step 5: Solve for x
x = 21,289,604,806,090,264,576/5,392,128,283.60 - Step 6: Final answer
x = 3,948,274,908.60
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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.