Finding the Fourth Proportional to 734,915,087.70, 1,102,372,631.55 and 250,240,895.70
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Solution
The fourth proportional to 734,915,087.70, 1,102,372,631.55 and 250,240,895.70 is: 375,361,343.55
Step by Step Solution
- Step 1: Write the proportion equation
734,915,087.70 : 1,102,372,631.55 = 250,240,895.70 : x - Step 2: Convert to fraction form
734,915,087.70/1,102,372,631.55 = 250,240,895.70/x - Step 3: Cross multiply
734,915,087.70x = 1,102,372,631.55 × 250,240,895.70 - Step 4: Simplify right side
734,915,087.70x = 275,858,714,714,238,048 - Step 5: Solve for x
x = 275,858,714,714,238,048/734,915,087.70 - Step 6: Final answer
x = 375,361,343.55
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1.5x scale
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.