Finding the Fourth Proportional to 345,750,082.02, 477,129,506.04 and 189,115,818.84
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Solution
The fourth proportional to 345,750,082.02, 477,129,506.04 and 189,115,818.84 is: 260,976,763.04
Step by Step Solution
- Step 1: Write the proportion equation
345,750,082.02 : 477,129,506.04 = 189,115,818.84 : x - Step 2: Convert to fraction form
345,750,082.02/477,129,506.04 = 189,115,818.84/x - Step 3: Cross multiply
345,750,082.02x = 477,129,506.04 × 189,115,818.84 - Step 4: Simplify right side
345,750,082.02x = 90,232,737,227,479,328 - Step 5: Solve for x
x = 90,232,737,227,479,328/345,750,082.02 - Step 6: Final answer
x = 260,976,763.04
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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.