Finding the Fourth Proportional to 241,279,009.97, 332,938,391.51 and 135,408,142.61
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Solution
The fourth proportional to 241,279,009.97, 332,938,391.51 and 135,408,142.61 is: 186,848,284.92
Step by Step Solution
- Step 1: Write the proportion equation
241,279,009.97 : 332,938,391.51 = 135,408,142.61 : x - Step 2: Convert to fraction form
241,279,009.97/332,938,391.51 = 135,408,142.61/x - Step 3: Cross multiply
241,279,009.97x = 332,938,391.51 × 135,408,142.61 - Step 4: Simplify right side
241,279,009.97x = 45,082,569,199,723,552 - Step 5: Solve for x
x = 45,082,569,199,723,552/241,279,009.97 - Step 6: Final answer
x = 186,848,284.92
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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.