Finding the Fourth Proportional to 2,290,175,999.90, 3,435,263,999.85 and 566,889,983.90
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Solution
The fourth proportional to 2,290,175,999.90, 3,435,263,999.85 and 566,889,983.90 is: 850,334,975.85
Step by Step Solution
- Step 1: Write the proportion equation
2,290,175,999.90 : 3,435,263,999.85 = 566,889,983.90 : x - Step 2: Convert to fraction form
2,290,175,999.90/3,435,263,999.85 = 566,889,983.90/x - Step 3: Cross multiply
2,290,175,999.90x = 3,435,263,999.85 × 566,889,983.90 - Step 4: Simplify right side
2,290,175,999.90x = 1,947,416,753,567,215,872 - Step 5: Solve for x
x = 1,947,416,753,567,215,872/2,290,175,999.90 - Step 6: Final answer
x = 850,334,975.85
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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.