Finding the Fourth Proportional to 135,491,041.60, 203,236,562.40 and 44,602,820.80
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Solution
The fourth proportional to 135,491,041.60, 203,236,562.40 and 44,602,820.80 is: 66,904,231.20
Step by Step Solution
- Step 1: Write the proportion equation
135,491,041.60 : 203,236,562.40 = 44,602,820.80 : x - Step 2: Convert to fraction form
135,491,041.60/203,236,562.40 = 44,602,820.80/x - Step 3: Cross multiply
135,491,041.60x = 203,236,562.40 × 44,602,820.80 - Step 4: Simplify right side
135,491,041.60x = 9,064,923,972,735,218 - Step 5: Solve for x
x = 9,064,923,972,735,218/135,491,041.60 - Step 6: Final answer
x = 66,904,231.20
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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.