Finding the Fourth Proportional to 115,801,755.48, 173,708,219.70 and 38,076,938.70
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Solution
The fourth proportional to 115,801,755.48, 173,708,219.70 and 38,076,938.70 is: 57,117,244.95
Step by Step Solution
- Step 1: Write the proportion equation
115,801,755.48 : 173,708,219.70 = 38,076,938.70 : x - Step 2: Convert to fraction form
115,801,755.48/173,708,219.70 = 38,076,938.70/x - Step 3: Cross multiply
115,801,755.48x = 173,708,219.70 × 38,076,938.70 - Step 4: Simplify right side
115,801,755.48x = 6,614,277,233,203,032 - Step 5: Solve for x
x = 6,614,277,233,203,032/115,801,755.48 - Step 6: Final answer
x = 57,117,244.95
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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.