Finding the Fourth Proportional to 121,344,558.20, 182,016,837.30 and 44,722,575.80
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Solution
The fourth proportional to 121,344,558.20, 182,016,837.30 and 44,722,575.80 is: 67,083,863.70
Step by Step Solution
- Step 1: Write the proportion equation
121,344,558.20 : 182,016,837.30 = 44,722,575.80 : x - Step 2: Convert to fraction form
121,344,558.20/182,016,837.30 = 44,722,575.80/x - Step 3: Cross multiply
121,344,558.20x = 182,016,837.30 × 44,722,575.80 - Step 4: Simplify right side
121,344,558.20x = 8,140,261,803,025,517 - Step 5: Solve for x
x = 8,140,261,803,025,517/121,344,558.20 - Step 6: Final answer
x = 67,083,863.70
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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.