Finding the Fourth Proportional to 68,485,779.88, 102,763,988.52 and 32,097,867
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Solution
The fourth proportional to 68,485,779.88, 102,763,988.52 and 32,097,867 is: 48,163,353.64
Step by Step Solution
- Step 1: Write the proportion equation
68,485,779.88 : 102,763,988.52 = 32,097,867 : x - Step 2: Convert to fraction form
68,485,779.88/102,763,988.52 = 32,097,867/x - Step 3: Cross multiply
68,485,779.88x = 102,763,988.52 × 32,097,867 - Step 4: Simplify right side
68,485,779.88x = 3,298,504,835,904,486.50 - Step 5: Solve for x
x = 3,298,504,835,904,486.50/68,485,779.88 - Step 6: Final answer
x = 48,163,353.64
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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.