Finding the Fourth Proportional to 146,274,862.97, 201,859,580.66 and 79,293,613.97
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Solution
The fourth proportional to 146,274,862.97, 201,859,580.66 and 79,293,613.97 is: 109,425,333.51
Step by Step Solution
- Step 1: Write the proportion equation
146,274,862.97 : 201,859,580.66 = 79,293,613.97 : x - Step 2: Convert to fraction form
146,274,862.97/201,859,580.66 = 79,293,613.97/x - Step 3: Cross multiply
146,274,862.97x = 201,859,580.66 × 79,293,613.97 - Step 4: Simplify right side
146,274,862.97x = 16,006,175,665,108,298 - Step 5: Solve for x
x = 16,006,175,665,108,298/146,274,862.97 - Step 6: Final answer
x = 109,425,333.51
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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.