Finding the Fourth Proportional to 153,680,660.91, 230,537,135.48 and 50,057,940.87
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Solution
The fourth proportional to 153,680,660.91, 230,537,135.48 and 50,057,940.87 is: 75,092,169.88
Step by Step Solution
- Step 1: Write the proportion equation
153,680,660.91 : 230,537,135.48 = 50,057,940.87 : x - Step 2: Convert to fraction form
153,680,660.91/230,537,135.48 = 50,057,940.87/x - Step 3: Cross multiply
153,680,660.91x = 230,537,135.48 × 50,057,940.87 - Step 4: Simplify right side
153,680,660.91x = 11,540,214,295,946,728 - Step 5: Solve for x
x = 11,540,214,295,946,728/153,680,660.91 - Step 6: Final answer
x = 75,092,169.88
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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.