Finding the Fourth Proportional to 296,699,516.06, 445,043,954.21 and 121,784,568.26
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Solution
The fourth proportional to 296,699,516.06, 445,043,954.21 and 121,784,568.26 is: 182,674,668.76
Step by Step Solution
- Step 1: Write the proportion equation
296,699,516.06 : 445,043,954.21 = 121,784,568.26 : x - Step 2: Convert to fraction form
296,699,516.06/445,043,954.21 = 121,784,568.26/x - Step 3: Cross multiply
296,699,516.06x = 445,043,954.21 × 121,784,568.26 - Step 4: Simplify right side
296,699,516.06x = 54,199,485,817,353,912 - Step 5: Solve for x
x = 54,199,485,817,353,912/296,699,516.06 - Step 6: Final answer
x = 182,674,668.76
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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.