Finding the Fourth Proportional to 2,357,787,843.94, 3,253,757,340.26 and 1,286,114,528.23
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Solution
The fourth proportional to 2,357,787,843.94, 3,253,757,340.26 and 1,286,114,528.23 is: 1,774,843,566.78
Step by Step Solution
- Step 1: Write the proportion equation
2,357,787,843.94 : 3,253,757,340.26 = 1,286,114,528.23 : x - Step 2: Convert to fraction form
2,357,787,843.94/3,253,757,340.26 = 1,286,114,528.23/x - Step 3: Cross multiply
2,357,787,843.94x = 3,253,757,340.26 × 1,286,114,528.23 - Step 4: Simplify right side
2,357,787,843.94x = 4,184,704,586,643,389,952 - Step 5: Solve for x
x = 4,184,704,586,643,389,952/2,357,787,843.94 - Step 6: Final answer
x = 1,774,843,566.78
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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.