Finding the Fourth Proportional to 3,566,467,286.40, 5,345,165,966.40 and 1,722,248,918.40
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Solution
The fourth proportional to 3,566,467,286.40, 5,345,165,966.40 and 1,722,248,918.40 is: 2,581,183,441.50
Step by Step Solution
- Step 1: Write the proportion equation
3,566,467,286.40 : 5,345,165,966.40 = 1,722,248,918.40 : x - Step 2: Convert to fraction form
3,566,467,286.40/5,345,165,966.40 = 1,722,248,918.40/x - Step 3: Cross multiply
3,566,467,286.40x = 5,345,165,966.40 × 1,722,248,918.40 - Step 4: Simplify right side
3,566,467,286.40x = 9,205,706,304,300,890,112 - Step 5: Solve for x
x = 9,205,706,304,300,890,112/3,566,467,286.40 - Step 6: Final answer
x = 2,581,183,441.50
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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.