Finding the Fourth Proportional to 659,481,891.84, 910,043,617.86 and 362,122,052.31
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Solution
The fourth proportional to 659,481,891.84, 910,043,617.86 and 362,122,052.31 is: 499,705,703.32
Step by Step Solution
- Step 1: Write the proportion equation
659,481,891.84 : 910,043,617.86 = 362,122,052.31 : x - Step 2: Convert to fraction form
659,481,891.84/910,043,617.86 = 362,122,052.31/x - Step 3: Cross multiply
659,481,891.84x = 910,043,617.86 × 362,122,052.31 - Step 4: Simplify right side
659,481,891.84x = 329,546,862,591,080,576 - Step 5: Solve for x
x = 329,546,862,591,080,576/659,481,891.84 - Step 6: Final answer
x = 499,705,703.32
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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.