Finding the Fourth Proportional to 239,682,044.97, 330,989,654.34 and 226,624,348.92
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Solution
The fourth proportional to 239,682,044.97, 330,989,654.34 and 226,624,348.92 is: 312,957,588.98
Step by Step Solution
- Step 1: Write the proportion equation
239,682,044.97 : 330,989,654.34 = 226,624,348.92 : x - Step 2: Convert to fraction form
239,682,044.97/330,989,654.34 = 226,624,348.92/x - Step 3: Cross multiply
239,682,044.97x = 330,989,654.34 × 226,624,348.92 - Step 4: Simplify right side
239,682,044.97x = 75,010,314,913,756,688 - Step 5: Solve for x
x = 75,010,314,913,756,688/239,682,044.97 - Step 6: Final answer
x = 312,957,588.98
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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.