Finding the Fourth Proportional to 165,080,134.60, 247,620,201.90 and 162,529,217.80
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Solution
The fourth proportional to 165,080,134.60, 247,620,201.90 and 162,529,217.80 is: 243,793,826.70
Step by Step Solution
- Step 1: Write the proportion equation
165,080,134.60 : 247,620,201.90 = 162,529,217.80 : x - Step 2: Convert to fraction form
165,080,134.60/247,620,201.90 = 162,529,217.80/x - Step 3: Cross multiply
165,080,134.60x = 247,620,201.90 × 162,529,217.80 - Step 4: Simplify right side
165,080,134.60x = 40,245,517,726,285,080 - Step 5: Solve for x
x = 40,245,517,726,285,080/165,080,134.60 - Step 6: Final answer
x = 243,793,826.70
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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.