Finding the Fourth Proportional to 192,692,645.62, 265,915,180.26 and 104,586,642.99
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Solution
The fourth proportional to 192,692,645.62, 265,915,180.26 and 104,586,642.99 is: 144,329,203.30
Step by Step Solution
- Step 1: Write the proportion equation
192,692,645.62 : 265,915,180.26 = 104,586,642.99 : x - Step 2: Convert to fraction form
192,692,645.62/265,915,180.26 = 104,586,642.99/x - Step 3: Cross multiply
192,692,645.62x = 265,915,180.26 × 104,586,642.99 - Step 4: Simplify right side
192,692,645.62x = 27,811,176,023,474,112 - Step 5: Solve for x
x = 27,811,176,023,474,112/192,692,645.62 - Step 6: Final answer
x = 144,329,203.30
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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.