Finding the Fourth Proportional to 1,717,612,983.20, 2,576,419,474.80 and 1,451,561,808.80
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Solution
The fourth proportional to 1,717,612,983.20, 2,576,419,474.80 and 1,451,561,808.80 is: 2,177,342,713.20
Step by Step Solution
- Step 1: Write the proportion equation
1,717,612,983.20 : 2,576,419,474.80 = 1,451,561,808.80 : x - Step 2: Convert to fraction form
1,717,612,983.20/2,576,419,474.80 = 1,451,561,808.80/x - Step 3: Cross multiply
1,717,612,983.20x = 2,576,419,474.80 × 1,451,561,808.80 - Step 4: Simplify right side
1,717,612,983.20x = 3,739,832,113,068,234,240 - Step 5: Solve for x
x = 3,739,832,113,068,234,240/1,717,612,983.20 - Step 6: Final answer
x = 2,177,342,713.20
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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.