Finding the Fourth Proportional to 68,115,132.68, 94,077,078.57 and 49,612,704.44
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Solution
The fourth proportional to 68,115,132.68, 94,077,078.57 and 49,612,704.44 is: 68,522,487.00
Step by Step Solution
- Step 1: Write the proportion equation
68,115,132.68 : 94,077,078.57 = 49,612,704.44 : x - Step 2: Convert to fraction form
68,115,132.68/94,077,078.57 = 49,612,704.44/x - Step 3: Cross multiply
68,115,132.68x = 94,077,078.57 × 49,612,704.44 - Step 4: Simplify right side
68,115,132.68x = 4,667,418,293,201,682 - Step 5: Solve for x
x = 4,667,418,293,201,682/68,115,132.68 - Step 6: Final answer
x = 68,522,487.00
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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.