Finding the Fourth Proportional to 2,592,868,835.09, 3,578,159,167.32 and 1,419,447,107.09
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Solution
The fourth proportional to 2,592,868,835.09, 3,578,159,167.32 and 1,419,447,107.09 is: 1,958,837,103.52
Step by Step Solution
- Step 1: Write the proportion equation
2,592,868,835.09 : 3,578,159,167.32 = 1,419,447,107.09 : x - Step 2: Convert to fraction form
2,592,868,835.09/3,578,159,167.32 = 1,419,447,107.09/x - Step 3: Cross multiply
2,592,868,835.09x = 3,578,159,167.32 × 1,419,447,107.09 - Step 4: Simplify right side
2,592,868,835.09x = 5,079,007,678,734,949,376 - Step 5: Solve for x
x = 5,079,007,678,734,949,376/2,592,868,835.09 - Step 6: Final answer
x = 1,958,837,103.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.