Finding the Fourth Proportional to 167,893,717.96, 251,649,540.06 and 102,169,899.28
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Solution
The fourth proportional to 167,893,717.96, 251,649,540.06 and 102,169,899.28 is: 153,138,595.50
Step by Step Solution
- Step 1: Write the proportion equation
167,893,717.96 : 251,649,540.06 = 102,169,899.28 : x - Step 2: Convert to fraction form
167,893,717.96/251,649,540.06 = 102,169,899.28/x - Step 3: Cross multiply
167,893,717.96x = 251,649,540.06 × 102,169,899.28 - Step 4: Simplify right side
167,893,717.96x = 25,711,008,161,788,524 - Step 5: Solve for x
x = 25,711,008,161,788,524/167,893,717.96 - Step 6: Final answer
x = 153,138,595.50
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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.