Finding the Fourth Proportional to 5,350,888,052.20, 8,032,378,695.90 and 3,171,082,407.40
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Solution
The fourth proportional to 5,350,888,052.20, 8,032,378,695.90 and 3,171,082,407.40 is: 4,760,207,001.84
Step by Step Solution
- Step 1: Write the proportion equation
5,350,888,052.20 : 8,032,378,695.90 = 3,171,082,407.40 : x - Step 2: Convert to fraction form
5,350,888,052.20/8,032,378,695.90 = 3,171,082,407.40/x - Step 3: Cross multiply
5,350,888,052.20x = 8,032,378,695.90 × 3,171,082,407.40 - Step 4: Simplify right side
5,350,888,052.20x = 25,471,334,772,143,042,560 - Step 5: Solve for x
x = 25,471,334,772,143,042,560/5,350,888,052.20 - Step 6: Final answer
x = 4,760,207,001.84
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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.