Finding the Fourth Proportional to 2,357,787,843.66, 3,253,757,339.87 and 1,286,114,527.94
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Solution
The fourth proportional to 2,357,787,843.66, 3,253,757,339.87 and 1,286,114,527.94 is: 1,774,843,566.38
Step by Step Solution
- Step 1: Write the proportion equation
2,357,787,843.66 : 3,253,757,339.87 = 1,286,114,527.94 : x - Step 2: Convert to fraction form
2,357,787,843.66/3,253,757,339.87 = 1,286,114,527.94/x - Step 3: Cross multiply
2,357,787,843.66x = 3,253,757,339.87 × 1,286,114,527.94 - Step 4: Simplify right side
2,357,787,843.66x = 4,184,704,585,198,215,168 - Step 5: Solve for x
x = 4,184,704,585,198,215,168/2,357,787,843.66 - Step 6: Final answer
x = 1,774,843,566.38
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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.