Finding the Fourth Proportional to 541,180,221.84, 746,830,754.42 and 293,661,576.09
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Solution
The fourth proportional to 541,180,221.84, 746,830,754.42 and 293,661,576.09 is: 405,254,086.46
Step by Step Solution
- Step 1: Write the proportion equation
541,180,221.84 : 746,830,754.42 = 293,661,576.09 : x - Step 2: Convert to fraction form
541,180,221.84/746,830,754.42 = 293,661,576.09/x - Step 3: Cross multiply
541,180,221.84x = 746,830,754.42 × 293,661,576.09 - Step 4: Simplify right side
541,180,221.84x = 219,315,496,413,992,608 - Step 5: Solve for x
x = 219,315,496,413,992,608/541,180,221.84 - Step 6: Final answer
x = 405,254,086.46
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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.