Finding the Fourth Proportional to 586,246,979.43, 879,398,749.08 and 192,765,093.84
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Solution
The fourth proportional to 586,246,979.43, 879,398,749.08 and 192,765,093.84 is: 289,156,939.54
Step by Step Solution
- Step 1: Write the proportion equation
586,246,979.43 : 879,398,749.08 = 192,765,093.84 : x - Step 2: Convert to fraction form
586,246,979.43/879,398,749.08 = 192,765,093.84/x - Step 3: Cross multiply
586,246,979.43x = 879,398,749.08 × 192,765,093.84 - Step 4: Simplify right side
586,246,979.43x = 169,517,382,389,184,832 - Step 5: Solve for x
x = 169,517,382,389,184,832/586,246,979.43 - Step 6: Final answer
x = 289,156,939.54
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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.