Finding the Fourth Proportional to 235,846,230.80, 353,769,346.20 and 72,083,670.80
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Solution
The fourth proportional to 235,846,230.80, 353,769,346.20 and 72,083,670.80 is: 108,125,506.20
Step by Step Solution
- Step 1: Write the proportion equation
235,846,230.80 : 353,769,346.20 = 72,083,670.80 : x - Step 2: Convert to fraction form
235,846,230.80/353,769,346.20 = 72,083,670.80/x - Step 3: Cross multiply
235,846,230.80x = 353,769,346.20 × 72,083,670.80 - Step 4: Simplify right side
235,846,230.80x = 25,500,993,090,612,028 - Step 5: Solve for x
x = 25,500,993,090,612,028/235,846,230.80 - Step 6: Final answer
x = 108,125,506.20
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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.