Finding the Fourth Proportional to 5,723,352,015.40, 8,585,028,023.10 and 4,483,606,450.60
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Solution
The fourth proportional to 5,723,352,015.40, 8,585,028,023.10 and 4,483,606,450.60 is: 6,725,409,675.90
Step by Step Solution
- Step 1: Write the proportion equation
5,723,352,015.40 : 8,585,028,023.10 = 4,483,606,450.60 : x - Step 2: Convert to fraction form
5,723,352,015.40/8,585,028,023.10 = 4,483,606,450.60/x - Step 3: Cross multiply
5,723,352,015.40x = 8,585,028,023.10 × 4,483,606,450.60 - Step 4: Simplify right side
5,723,352,015.40x = 38,491,887,022,952,931,328 - Step 5: Solve for x
x = 38,491,887,022,952,931,328/5,723,352,015.40 - Step 6: Final answer
x = 6,725,409,675.90
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Double scale
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Similar ratio
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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.