Finding the Fourth Proportional to 302,486,086,645.80, 453,729,129,968.70 and 302,486,086,645.80
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Solution
The fourth proportional to 302,486,086,645.80, 453,729,129,968.70 and 302,486,086,645.80 is: 453,729,129,968.70
Step by Step Solution
- Step 1: Write the proportion equation
302,486,086,645.80 : 453,729,129,968.70 = 302,486,086,645.80 : x - Step 2: Convert to fraction form
302,486,086,645.80/453,729,129,968.70 = 302,486,086,645.80/x - Step 3: Cross multiply
302,486,086,645.80x = 453,729,129,968.70 × 302,486,086,645.80 - Step 4: Simplify right side
302,486,086,645.80x = 137,246,748,921,435,627,978,752 - Step 5: Solve for x
x = 137,246,748,921,435,627,978,752/302,486,086,645.80 - Step 6: Final answer
x = 453,729,129,968.70
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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.