Finding the Fourth Proportional to 106,899,902.76, 147,522,270.42 and 58,007,330.76
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Solution
The fourth proportional to 106,899,902.76, 147,522,270.42 and 58,007,330.76 is: 80,050,336.00
Step by Step Solution
- Step 1: Write the proportion equation
106,899,902.76 : 147,522,270.42 = 58,007,330.76 : x - Step 2: Convert to fraction form
106,899,902.76/147,522,270.42 = 58,007,330.76/x - Step 3: Cross multiply
106,899,902.76x = 147,522,270.42 × 58,007,330.76 - Step 4: Simplify right side
106,899,902.76x = 8,557,373,134,719,103 - Step 5: Solve for x
x = 8,557,373,134,719,103/106,899,902.76 - Step 6: Final answer
x = 80,050,336.00
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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.