Finding the Fourth Proportional to 80,469,612.98, 120,722,416.98 and 29,351,631.80
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Solution
The fourth proportional to 80,469,612.98, 120,722,416.98 and 29,351,631.80 is: 44,034,012.37
Step by Step Solution
- Step 1: Write the proportion equation
80,469,612.98 : 120,722,416.98 = 29,351,631.80 : x - Step 2: Convert to fraction form
80,469,612.98/120,722,416.98 = 29,351,631.80/x - Step 3: Cross multiply
80,469,612.98x = 120,722,416.98 × 29,351,631.80 - Step 4: Simplify right side
80,469,612.98x = 3,543,399,933,203,028 - Step 5: Solve for x
x = 3,543,399,933,203,028/80,469,612.98 - Step 6: Final answer
x = 44,034,012.37
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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.