Finding the Fourth Proportional to 415,809,882.92, 573,725,901.80 and 246,179,891.44
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Solution
The fourth proportional to 415,809,882.92, 573,725,901.80 and 246,179,891.44 is: 339,673,937.59
Step by Step Solution
- Step 1: Write the proportion equation
415,809,882.92 : 573,725,901.80 = 246,179,891.44 : x - Step 2: Convert to fraction form
415,809,882.92/573,725,901.80 = 246,179,891.44/x - Step 3: Cross multiply
415,809,882.92x = 573,725,901.80 × 246,179,891.44 - Step 4: Simplify right side
415,809,882.92x = 141,239,780,221,440,080 - Step 5: Solve for x
x = 141,239,780,221,440,080/415,809,882.92 - Step 6: Final answer
x = 339,673,937.59
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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.