Finding the Fourth Proportional to 227,026,793.20, 313,296,962.70 and 122,604,854.44
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Solution
The fourth proportional to 227,026,793.20, 313,296,962.70 and 122,604,854.44 is: 169,194,692.69
Step by Step Solution
- Step 1: Write the proportion equation
227,026,793.20 : 313,296,962.70 = 122,604,854.44 : x - Step 2: Convert to fraction form
227,026,793.20/313,296,962.70 = 122,604,854.44/x - Step 3: Cross multiply
227,026,793.20x = 313,296,962.70 × 122,604,854.44 - Step 4: Simplify right side
227,026,793.20x = 38,411,728,508,327,608 - Step 5: Solve for x
x = 38,411,728,508,327,608/227,026,793.20 - Step 6: Final answer
x = 169,194,692.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.