Finding the Fourth Proportional to 227,026,801.20, 313,296,973.74 and 122,604,862.44
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Solution
The fourth proportional to 227,026,801.20, 313,296,973.74 and 122,604,862.44 is: 169,194,703.73
Step by Step Solution
- Step 1: Write the proportion equation
227,026,801.20 : 313,296,973.74 = 122,604,862.44 : x - Step 2: Convert to fraction form
227,026,801.20/313,296,973.74 = 122,604,862.44/x - Step 3: Cross multiply
227,026,801.20x = 313,296,973.74 × 122,604,862.44 - Step 4: Simplify right side
227,026,801.20x = 38,411,732,368,260,992 - Step 5: Solve for x
x = 38,411,732,368,260,992/227,026,801.20 - Step 6: Final answer
x = 169,194,703.73
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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.