Finding the Fourth Proportional to 167,647,686.22, 251,471,594.12 and 75,423,723.58
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Solution
The fourth proportional to 167,647,686.22, 251,471,594.12 and 75,423,723.58 is: 113,135,614.52
Step by Step Solution
- Step 1: Write the proportion equation
167,647,686.22 : 251,471,594.12 = 75,423,723.58 : x - Step 2: Convert to fraction form
167,647,686.22/251,471,594.12 = 75,423,723.58/x - Step 3: Cross multiply
167,647,686.22x = 251,471,594.12 × 75,423,723.58 - Step 4: Simplify right side
167,647,686.22x = 18,966,924,003,128,832 - Step 5: Solve for x
x = 18,966,924,003,128,832/167,647,686.22 - Step 6: Final answer
x = 113,135,614.52
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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.