Finding the Fourth Proportional to 907,486,124.40, 1,361,229,186.60 and 887,330,732.40
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Solution
The fourth proportional to 907,486,124.40, 1,361,229,186.60 and 887,330,732.40 is: 1,330,996,098.60
Step by Step Solution
- Step 1: Write the proportion equation
907,486,124.40 : 1,361,229,186.60 = 887,330,732.40 : x - Step 2: Convert to fraction form
907,486,124.40/1,361,229,186.60 = 887,330,732.40/x - Step 3: Cross multiply
907,486,124.40x = 1,361,229,186.60 × 887,330,732.40 - Step 4: Simplify right side
907,486,124.40x = 1,207,860,491,110,034,176 - Step 5: Solve for x
x = 1,207,860,491,110,034,176/907,486,124.40 - Step 6: Final answer
x = 1,330,996,098.60
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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.