Finding the Fourth Proportional to 349,446,583.11, 482,246,378.28 and 192,823,776.21
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Solution
The fourth proportional to 349,446,583.11, 482,246,378.28 and 192,823,776.21 is: 266,102,380.79
Step by Step Solution
- Step 1: Write the proportion equation
349,446,583.11 : 482,246,378.28 = 192,823,776.21 : x - Step 2: Convert to fraction form
349,446,583.11/482,246,378.28 = 192,823,776.21/x - Step 3: Cross multiply
349,446,583.11x = 482,246,378.28 × 192,823,776.21 - Step 4: Simplify right side
349,446,583.11x = 92,988,567,723,545,728 - Step 5: Solve for x
x = 92,988,567,723,545,728/349,446,583.11 - Step 6: Final answer
x = 266,102,380.79
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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.