Finding the Fourth Proportional to 299,707,490.27, 449,356,651.58 and 159,668,884.19
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Solution
The fourth proportional to 299,707,490.27, 449,356,651.58 and 159,668,884.19 is: 239,394,334.45
Step by Step Solution
- Step 1: Write the proportion equation
299,707,490.27 : 449,356,651.58 = 159,668,884.19 : x - Step 2: Convert to fraction form
299,707,490.27/449,356,651.58 = 159,668,884.19/x - Step 3: Cross multiply
299,707,490.27x = 449,356,651.58 × 159,668,884.19 - Step 4: Simplify right side
299,707,490.27x = 71,748,275,162,655,760 - Step 5: Solve for x
x = 71,748,275,162,655,760/299,707,490.27 - Step 6: Final answer
x = 239,394,334.45
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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.