Finding the Fourth Proportional to 8,500,601,557.60, 11,734,592,212.11 and 5,491,321,873.24
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Solution
The fourth proportional to 8,500,601,557.60, 11,734,592,212.11 and 5,491,321,873.24 is: 7,580,454,447.99
Step by Step Solution
- Step 1: Write the proportion equation
8,500,601,557.60 : 11,734,592,212.11 = 5,491,321,873.24 : x - Step 2: Convert to fraction form
8,500,601,557.60/11,734,592,212.11 = 5,491,321,873.24/x - Step 3: Cross multiply
8,500,601,557.60x = 11,734,592,212.11 × 5,491,321,873.24 - Step 4: Simplify right side
8,500,601,557.60x = 64,438,422,887,911,399,424 - Step 5: Solve for x
x = 64,438,422,887,911,399,424/8,500,601,557.60 - Step 6: Final answer
x = 7,580,454,447.99
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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.