Finding the Fourth Proportional to 7,691,729,113.40, 11,537,593,670.10 and 7,610,099,775.80
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Solution
The fourth proportional to 7,691,729,113.40, 11,537,593,670.10 and 7,610,099,775.80 is: 11,415,149,663.70
Step by Step Solution
- Step 1: Write the proportion equation
7,691,729,113.40 : 11,537,593,670.10 = 7,610,099,775.80 : x - Step 2: Convert to fraction form
7,691,729,113.40/11,537,593,670.10 = 7,610,099,775.80/x - Step 3: Cross multiply
7,691,729,113.40x = 11,537,593,670.10 × 7,610,099,775.80 - Step 4: Simplify right side
7,691,729,113.40x = 87,802,239,002,099,515,392 - Step 5: Solve for x
x = 87,802,239,002,099,515,392/7,691,729,113.40 - Step 6: Final answer
x = 11,415,149,663.70
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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.