Finding the Fourth Proportional to 277,700,739.21, 383,230,481.99 and 160,250,441.13
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Solution
The fourth proportional to 277,700,739.21, 383,230,481.99 and 160,250,441.13 is: 221,147,606.47
Step by Step Solution
- Step 1: Write the proportion equation
277,700,739.21 : 383,230,481.99 = 160,250,441.13 : x - Step 2: Convert to fraction form
277,700,739.21/383,230,481.99 = 160,250,441.13/x - Step 3: Cross multiply
277,700,739.21x = 383,230,481.99 × 160,250,441.13 - Step 4: Simplify right side
277,700,739.21x = 61,412,853,792,558,768 - Step 5: Solve for x
x = 61,412,853,792,558,768/277,700,739.21 - Step 6: Final answer
x = 221,147,606.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.