Finding the Fourth Proportional to 164,270,669.63, 226,693,169.30 and 89,930,627.63
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Solution
The fourth proportional to 164,270,669.63, 226,693,169.30 and 89,930,627.63 is: 124,104,071.89
Step by Step Solution
- Step 1: Write the proportion equation
164,270,669.63 : 226,693,169.30 = 89,930,627.63 : x - Step 2: Convert to fraction form
164,270,669.63/226,693,169.30 = 89,930,627.63/x - Step 3: Cross multiply
164,270,669.63x = 226,693,169.30 × 89,930,627.63 - Step 4: Simplify right side
164,270,669.63x = 20,386,658,992,999,728 - Step 5: Solve for x
x = 20,386,658,992,999,728/164,270,669.63 - Step 6: Final answer
x = 124,104,071.89
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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.