Finding the Fourth Proportional to 586,246,846.35, 879,398,549.49 and 192,764,961.09
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Solution
The fourth proportional to 586,246,846.35, 879,398,549.49 and 192,764,961.09 is: 289,156,740.43
Step by Step Solution
- Step 1: Write the proportion equation
586,246,846.35 : 879,398,549.49 = 192,764,961.09 : x - Step 2: Convert to fraction form
586,246,846.35/879,398,549.49 = 192,764,961.09/x - Step 3: Cross multiply
586,246,846.35x = 879,398,549.49 × 192,764,961.09 - Step 4: Simplify right side
586,246,846.35x = 169,517,227,175,042,304 - Step 5: Solve for x
x = 169,517,227,175,042,304/586,246,846.35 - Step 6: Final answer
x = 289,156,740.43
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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.