Finding the Fourth Proportional to 183,471,644.58, 253,187,594.97 and 99,836,922.72
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Solution
The fourth proportional to 183,471,644.58, 253,187,594.97 and 99,836,922.72 is: 137,773,171.49
Step by Step Solution
- Step 1: Write the proportion equation
183,471,644.58 : 253,187,594.97 = 99,836,922.72 : x - Step 2: Convert to fraction form
183,471,644.58/253,187,594.97 = 99,836,922.72/x - Step 3: Cross multiply
183,471,644.58x = 253,187,594.97 × 99,836,922.72 - Step 4: Simplify right side
183,471,644.58x = 25,277,470,352,682,552 - Step 5: Solve for x
x = 25,277,470,352,682,552/183,471,644.58 - Step 6: Final answer
x = 137,773,171.49
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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.