Finding the Fourth Proportional to 5,177,720,385.36, 7,765,730,272.38 and 2,229,206,198.04
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Solution
The fourth proportional to 5,177,720,385.36, 7,765,730,272.38 and 2,229,206,198.04 is: 3,343,443,208.03
Step by Step Solution
- Step 1: Write the proportion equation
5,177,720,385.36 : 7,765,730,272.38 = 2,229,206,198.04 : x - Step 2: Convert to fraction form
5,177,720,385.36/7,765,730,272.38 = 2,229,206,198.04/x - Step 3: Cross multiply
5,177,720,385.36x = 7,765,730,272.38 × 2,229,206,198.04 - Step 4: Simplify right side
5,177,720,385.36x = 17,311,414,055,504,601,088 - Step 5: Solve for x
x = 17,311,414,055,504,601,088/5,177,720,385.36 - Step 6: Final answer
x = 3,343,443,208.03
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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.