Finding the Fourth Proportional to 115,819,104.12, 173,728,509.28 and 29,557,512.80
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Solution
The fourth proportional to 115,819,104.12, 173,728,509.28 and 29,557,512.80 is: 44,336,231.71
Step by Step Solution
- Step 1: Write the proportion equation
115,819,104.12 : 173,728,509.28 = 29,557,512.80 : x - Step 2: Convert to fraction form
115,819,104.12/173,728,509.28 = 29,557,512.80/x - Step 3: Cross multiply
115,819,104.12x = 173,728,509.28 × 29,557,512.80 - Step 4: Simplify right side
115,819,104.12x = 5,134,982,636,768,519 - Step 5: Solve for x
x = 5,134,982,636,768,519/115,819,104.12 - Step 6: Final answer
x = 44,336,231.71
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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.