Finding the Fourth Proportional to 299,295,805.80, 448,943,708.70 and 183,906,186.60
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Solution
The fourth proportional to 299,295,805.80, 448,943,708.70 and 183,906,186.60 is: 275,859,279.90
Step by Step Solution
- Step 1: Write the proportion equation
299,295,805.80 : 448,943,708.70 = 183,906,186.60 : x - Step 2: Convert to fraction form
299,295,805.80/448,943,708.70 = 183,906,186.60/x - Step 3: Cross multiply
299,295,805.80x = 448,943,708.70 × 183,906,186.60 - Step 4: Simplify right side
299,295,805.80x = 82,563,525,465,078,240 - Step 5: Solve for x
x = 82,563,525,465,078,240/299,295,805.80 - Step 6: Final answer
x = 275,859,279.90
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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.