Finding the Fourth Proportional to 283,557,815.20, 425,336,722.80 and 68,147,063.20
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Solution
The fourth proportional to 283,557,815.20, 425,336,722.80 and 68,147,063.20 is: 102,220,594.80
Step by Step Solution
- Step 1: Write the proportion equation
283,557,815.20 : 425,336,722.80 = 68,147,063.20 : x - Step 2: Convert to fraction form
283,557,815.20/425,336,722.80 = 68,147,063.20/x - Step 3: Cross multiply
283,557,815.20x = 425,336,722.80 × 68,147,063.20 - Step 4: Simplify right side
283,557,815.20x = 28,985,448,529,932,484 - Step 5: Solve for x
x = 28,985,448,529,932,484/283,557,815.20 - Step 6: Final answer
x = 102,220,594.80
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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.