Finding the Fourth Proportional to 83,536,676.57, 115,278,827.46 and 46,364,789.99
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Solution
The fourth proportional to 83,536,676.57, 115,278,827.46 and 46,364,789.99 is: 63,982,418.80
Step by Step Solution
- Step 1: Write the proportion equation
83,536,676.57 : 115,278,827.46 = 46,364,789.99 : x - Step 2: Convert to fraction form
83,536,676.57/115,278,827.46 = 46,364,789.99/x - Step 3: Cross multiply
83,536,676.57x = 115,278,827.46 × 46,364,789.99 - Step 4: Simplify right side
83,536,676.57x = 5,344,878,625,476,345 - Step 5: Solve for x
x = 5,344,878,625,476,345/83,536,676.57 - Step 6: Final answer
x = 63,982,418.80
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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.