Finding the Fourth Proportional to 321,377,272.67, 482,061,599.30 and 88,207,709.09
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Solution
The fourth proportional to 321,377,272.67, 482,061,599.30 and 88,207,709.09 is: 132,310,380.75
Step by Step Solution
- Step 1: Write the proportion equation
321,377,272.67 : 482,061,599.30 = 88,207,709.09 : x - Step 2: Convert to fraction form
321,377,272.67/482,061,599.30 = 88,207,709.09/x - Step 3: Cross multiply
321,377,272.67x = 482,061,599.30 × 88,207,709.09 - Step 4: Simplify right side
321,377,272.67x = 42,521,549,312,324,760 - Step 5: Solve for x
x = 42,521,549,312,324,760/321,377,272.67 - Step 6: Final answer
x = 132,310,380.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.