Finding the Fourth Proportional to 2,488,186,246.80, 3,732,279,370.20 and 1,511,822,841.60
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Solution
The fourth proportional to 2,488,186,246.80, 3,732,279,370.20 and 1,511,822,841.60 is: 2,267,734,262.40
Step by Step Solution
- Step 1: Write the proportion equation
2,488,186,246.80 : 3,732,279,370.20 = 1,511,822,841.60 : x - Step 2: Convert to fraction form
2,488,186,246.80/3,732,279,370.20 = 1,511,822,841.60/x - Step 3: Cross multiply
2,488,186,246.80x = 3,732,279,370.20 × 1,511,822,841.60 - Step 4: Simplify right side
2,488,186,246.80x = 5,642,545,203,100,821,504 - Step 5: Solve for x
x = 5,642,545,203,100,821,504/2,488,186,246.80 - Step 6: Final answer
x = 2,267,734,262.40
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1.5x scale
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.