Finding the Fourth Proportional to 5,450,366,878.07, 7,522,905,741.77 and 3,549,864,234.99
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Solution
The fourth proportional to 5,450,366,878.07, 7,522,905,741.77 and 3,549,864,234.99 is: 4,899,724,116.44
Step by Step Solution
- Step 1: Write the proportion equation
5,450,366,878.07 : 7,522,905,741.77 = 3,549,864,234.99 : x - Step 2: Convert to fraction form
5,450,366,878.07/7,522,905,741.77 = 3,549,864,234.99/x - Step 3: Cross multiply
5,450,366,878.07x = 7,522,905,741.77 × 3,549,864,234.99 - Step 4: Simplify right side
5,450,366,878.07x = 26,705,294,035,892,490,240 - Step 5: Solve for x
x = 26,705,294,035,892,490,240/5,450,366,878.07 - Step 6: Final answer
x = 4,899,724,116.44
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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.