Finding the Fourth Proportional to 227,026,779.35, 313,296,943.49 and 122,604,840.60
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Solution
The fourth proportional to 227,026,779.35, 313,296,943.49 and 122,604,840.60 is: 169,194,673.54
Step by Step Solution
- Step 1: Write the proportion equation
227,026,779.35 : 313,296,943.49 = 122,604,840.60 : x - Step 2: Convert to fraction form
227,026,779.35/313,296,943.49 = 122,604,840.60/x - Step 3: Cross multiply
227,026,779.35x = 313,296,943.49 × 122,604,840.60 - Step 4: Simplify right side
227,026,779.35x = 38,411,721,816,445,632 - Step 5: Solve for x
x = 38,411,721,816,445,632/227,026,779.35 - Step 6: Final answer
x = 169,194,673.54
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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.