Finding the Fourth Proportional to 898,656,349.70, 1,347,984,524.55 and 898,656,349.70
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Solution
The fourth proportional to 898,656,349.70, 1,347,984,524.55 and 898,656,349.70 is: 1,347,984,524.55
Step by Step Solution
- Step 1: Write the proportion equation
898,656,349.70 : 1,347,984,524.55 = 898,656,349.70 : x - Step 2: Convert to fraction form
898,656,349.70/1,347,984,524.55 = 898,656,349.70/x - Step 3: Cross multiply
898,656,349.70x = 1,347,984,524.55 × 898,656,349.70 - Step 4: Simplify right side
898,656,349.70x = 1,211,374,852,284,193,024 - Step 5: Solve for x
x = 1,211,374,852,284,193,024/898,656,349.70 - Step 6: Final answer
x = 1,347,984,524.55
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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.