Finding the Fourth Proportional to 8,282,578,579.37, 12,425,612,965.28 and 2,686,079,283.98
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Solution
The fourth proportional to 8,282,578,579.37, 12,425,612,965.28 and 2,686,079,283.98 is: 4,029,684,868.90
Step by Step Solution
- Step 1: Write the proportion equation
8,282,578,579.37 : 12,425,612,965.28 = 2,686,079,283.98 : x - Step 2: Convert to fraction form
8,282,578,579.37/12,425,612,965.28 = 2,686,079,283.98/x - Step 3: Cross multiply
8,282,578,579.37x = 12,425,612,965.28 × 2,686,079,283.98 - Step 4: Simplify right side
8,282,578,579.37x = 33,376,181,576,801,005,568 - Step 5: Solve for x
x = 33,376,181,576,801,005,568/8,282,578,579.37 - Step 6: Final answer
x = 4,029,684,868.90
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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.