Finding the Fourth Proportional to 97,373,880.87, 145,933,644.51 and 74,260,183.17
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Solution
The fourth proportional to 97,373,880.87, 145,933,644.51 and 74,260,183.17 is: 111,293,285.99
Step by Step Solution
- Step 1: Write the proportion equation
97,373,880.87 : 145,933,644.51 = 74,260,183.17 : x - Step 2: Convert to fraction form
97,373,880.87/145,933,644.51 = 74,260,183.17/x - Step 3: Cross multiply
97,373,880.87x = 145,933,644.51 × 74,260,183.17 - Step 4: Simplify right side
97,373,880.87x = 10,837,059,171,978,264 - Step 5: Solve for x
x = 10,837,059,171,978,264/97,373,880.87 - Step 6: Final answer
x = 111,293,285.99
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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.