Finding the Fourth Proportional to 6,291,172,751.32, 8,682,026,922.18 and 3,433,471,442.44
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Solution
The fourth proportional to 6,291,172,751.32, 8,682,026,922.18 and 3,433,471,442.44 is: 4,738,304,395.40
Step by Step Solution
- Step 1: Write the proportion equation
6,291,172,751.32 : 8,682,026,922.18 = 3,433,471,442.44 : x - Step 2: Convert to fraction form
6,291,172,751.32/8,682,026,922.18 = 3,433,471,442.44/x - Step 3: Cross multiply
6,291,172,751.32x = 8,682,026,922.18 × 3,433,471,442.44 - Step 4: Simplify right side
6,291,172,751.32x = 29,809,491,499,800,281,088 - Step 5: Solve for x
x = 29,809,491,499,800,281,088/6,291,172,751.32 - Step 6: Final answer
x = 4,738,304,395.40
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1.5x scale
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.