Finding the Fourth Proportional to 136,447,217.88, 204,648,404.58 and 48,990,629.70
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Solution
The fourth proportional to 136,447,217.88, 204,648,404.58 and 48,990,629.70 is: 73,477,893.97
Step by Step Solution
- Step 1: Write the proportion equation
136,447,217.88 : 204,648,404.58 = 48,990,629.70 : x - Step 2: Convert to fraction form
136,447,217.88/204,648,404.58 = 48,990,629.70/x - Step 3: Cross multiply
136,447,217.88x = 204,648,404.58 × 48,990,629.70 - Step 4: Simplify right side
136,447,217.88x = 10,025,854,207,474,566 - Step 5: Solve for x
x = 10,025,854,207,474,566/136,447,217.88 - Step 6: Final answer
x = 73,477,893.97
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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.