Finding the Fourth Proportional to 541,205,278.82, 746,863,284.84 and 293,686,633.06
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Solution
The fourth proportional to 541,205,278.82, 746,863,284.84 and 293,686,633.06 is: 405,287,553.66
Step by Step Solution
- Step 1: Write the proportion equation
541,205,278.82 : 746,863,284.84 = 293,686,633.06 : x - Step 2: Convert to fraction form
541,205,278.82/746,863,284.84 = 293,686,633.06/x - Step 3: Cross multiply
541,205,278.82x = 746,863,284.84 × 293,686,633.06 - Step 4: Simplify right side
541,205,278.82x = 219,343,763,480,791,360 - Step 5: Solve for x
x = 219,343,763,480,791,360/541,205,278.82 - Step 6: Final answer
x = 405,287,553.66
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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.