Finding the Fourth Proportional to 471,343,704.95, 650,533,464.74 and 273,229,126.76
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Solution
The fourth proportional to 471,343,704.95, 650,533,464.74 and 273,229,126.76 is: 377,102,077.81
Step by Step Solution
- Step 1: Write the proportion equation
471,343,704.95 : 650,533,464.74 = 273,229,126.76 : x - Step 2: Convert to fraction form
471,343,704.95/650,533,464.74 = 273,229,126.76/x - Step 3: Cross multiply
471,343,704.95x = 650,533,464.74 × 273,229,126.76 - Step 4: Simplify right side
471,343,704.95x = 177,744,690,501,720,320 - Step 5: Solve for x
x = 177,744,690,501,720,320/471,343,704.95 - Step 6: Final answer
x = 377,102,077.81
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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.