Finding the Fourth Proportional to 63,163,352.70, 94,745,029.05 and 53,916,279.30
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Solution
The fourth proportional to 63,163,352.70, 94,745,029.05 and 53,916,279.30 is: 80,874,418.95
Step by Step Solution
- Step 1: Write the proportion equation
63,163,352.70 : 94,745,029.05 = 53,916,279.30 : x - Step 2: Convert to fraction form
63,163,352.70/94,745,029.05 = 53,916,279.30/x - Step 3: Cross multiply
63,163,352.70x = 94,745,029.05 × 53,916,279.30 - Step 4: Simplify right side
63,163,352.70x = 5,108,299,448,546,413 - Step 5: Solve for x
x = 5,108,299,448,546,413/63,163,352.70 - Step 6: Final answer
x = 80,874,418.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.