Finding the Fourth Proportional to 182,291,330.19, 251,539,759.76 and 145,216,023.15
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Solution
The fourth proportional to 182,291,330.19, 251,539,759.76 and 145,216,023.15 is: 200,380,366.62
Step by Step Solution
- Step 1: Write the proportion equation
182,291,330.19 : 251,539,759.76 = 145,216,023.15 : x - Step 2: Convert to fraction form
182,291,330.19/251,539,759.76 = 145,216,023.15/x - Step 3: Cross multiply
182,291,330.19x = 251,539,759.76 × 145,216,023.15 - Step 4: Simplify right side
182,291,330.19x = 36,527,603,575,727,520 - Step 5: Solve for x
x = 36,527,603,575,727,520/182,291,330.19 - Step 6: Final answer
x = 200,380,366.62
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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.