Finding the Fourth Proportional to 125,378,227.71, 173,026,283.09 and 69,624,581.49
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Solution
The fourth proportional to 125,378,227.71, 173,026,283.09 and 69,624,581.49 is: 96,084,326.33
Step by Step Solution
- Step 1: Write the proportion equation
125,378,227.71 : 173,026,283.09 = 69,624,581.49 : x - Step 2: Convert to fraction form
125,378,227.71/173,026,283.09 = 69,624,581.49/x - Step 3: Cross multiply
125,378,227.71x = 173,026,283.09 × 69,624,581.49 - Step 4: Simplify right side
125,378,227.71x = 12,046,882,546,563,390 - Step 5: Solve for x
x = 12,046,882,546,563,390/125,378,227.71 - Step 6: Final answer
x = 96,084,326.33
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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.