Finding the Fourth Proportional to 135,648,779.40, 203,485,610.70 and 44,772,568.20
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Solution
The fourth proportional to 135,648,779.40, 203,485,610.70 and 44,772,568.20 is: 67,162,958.80
Step by Step Solution
- Step 1: Write the proportion equation
135,648,779.40 : 203,485,610.70 = 44,772,568.20 : x - Step 2: Convert to fraction form
135,648,779.40/203,485,610.70 = 44,772,568.20/x - Step 3: Cross multiply
135,648,779.40x = 203,485,610.70 × 44,772,568.20 - Step 4: Simplify right side
135,648,779.40x = 9,110,573,382,784,400 - Step 5: Solve for x
x = 9,110,573,382,784,400/135,648,779.40 - Step 6: Final answer
x = 67,162,958.80
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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.