Finding the Fourth Proportional to 197,571,207.88, 296,198,560.50 and 93,888,380.98
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Solution
The fourth proportional to 197,571,207.88, 296,198,560.50 and 93,888,380.98 is: 140,757,368.41
Step by Step Solution
- Step 1: Write the proportion equation
197,571,207.88 : 296,198,560.50 = 93,888,380.98 : x - Step 2: Convert to fraction form
197,571,207.88/296,198,560.50 = 93,888,380.98/x - Step 3: Cross multiply
197,571,207.88x = 296,198,560.50 × 93,888,380.98 - Step 4: Simplify right side
197,571,207.88x = 27,809,603,293,951,580 - Step 5: Solve for x
x = 27,809,603,293,951,580/197,571,207.88 - Step 6: Final answer
x = 140,757,368.41
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1.5x scale
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.