Finding the Fourth Proportional to 825,992,727.23, 1,239,023,283.69 and 243,726,961.68
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Solution
The fourth proportional to 825,992,727.23, 1,239,023,283.69 and 243,726,961.68 is: 365,600,531.86
Step by Step Solution
- Step 1: Write the proportion equation
825,992,727.23 : 1,239,023,283.69 = 243,726,961.68 : x - Step 2: Convert to fraction form
825,992,727.23/1,239,023,283.69 = 243,726,961.68/x - Step 3: Cross multiply
825,992,727.23x = 1,239,023,283.69 × 243,726,961.68 - Step 4: Simplify right side
825,992,727.23x = 301,983,380,384,540,416 - Step 5: Solve for x
x = 301,983,380,384,540,416/825,992,727.23 - Step 6: Final answer
x = 365,600,531.86
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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.