Finding the Fourth Proportional to 165,797,672.10, 248,694,175.35 and 74,921,115.30
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Solution
The fourth proportional to 165,797,672.10, 248,694,175.35 and 74,921,115.30 is: 112,380,618.80
Step by Step Solution
- Step 1: Write the proportion equation
165,797,672.10 : 248,694,175.35 = 74,921,115.30 : x - Step 2: Convert to fraction form
165,797,672.10/248,694,175.35 = 74,921,115.30/x - Step 3: Cross multiply
165,797,672.10x = 248,694,175.35 × 74,921,115.30 - Step 4: Simplify right side
165,797,672.10x = 18,632,444,985,835,768 - Step 5: Solve for x
x = 18,632,444,985,835,768/165,797,672.10 - Step 6: Final answer
x = 112,380,618.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.