Finding the Fourth Proportional to 285,295,177.62, 427,644,085.41 and 119,393,734.59
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Solution
The fourth proportional to 285,295,177.62, 427,644,085.41 and 119,393,734.59 is: 178,965,606.28
Step by Step Solution
- Step 1: Write the proportion equation
285,295,177.62 : 427,644,085.41 = 119,393,734.59 : x - Step 2: Convert to fraction form
285,295,177.62/427,644,085.41 = 119,393,734.59/x - Step 3: Cross multiply
285,295,177.62x = 427,644,085.41 × 119,393,734.59 - Step 4: Simplify right side
285,295,177.62x = 51,058,024,432,424,832 - Step 5: Solve for x
x = 51,058,024,432,424,832/285,295,177.62 - Step 6: Final answer
x = 178,965,606.28
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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.