Finding the Fourth Proportional to 309,734,576.22, 464,599,797.61 and 125,499,334.26
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Solution
The fourth proportional to 309,734,576.22, 464,599,797.61 and 125,499,334.26 is: 188,248,163.99
Step by Step Solution
- Step 1: Write the proportion equation
309,734,576.22 : 464,599,797.61 = 125,499,334.26 : x - Step 2: Convert to fraction form
309,734,576.22/464,599,797.61 = 125,499,334.26/x - Step 3: Cross multiply
309,734,576.22x = 464,599,797.61 × 125,499,334.26 - Step 4: Simplify right side
309,734,576.22x = 58,306,965,297,385,744 - Step 5: Solve for x
x = 58,306,965,297,385,744/309,734,576.22 - Step 6: Final answer
x = 188,248,163.99
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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.