Finding the Fourth Proportional to 77,168,515,750.38, 115,739,934,902.01 and 23,372,861,190.53
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Solution
The fourth proportional to 77,168,515,750.38, 115,739,934,902.01 and 23,372,861,190.53 is: 35,055,403,183.02
Step by Step Solution
- Step 1: Write the proportion equation
77,168,515,750.38 : 115,739,934,902.01 = 23,372,861,190.53 : x - Step 2: Convert to fraction form
77,168,515,750.38/115,739,934,902.01 = 23,372,861,190.53/x - Step 3: Cross multiply
77,168,515,750.38x = 115,739,934,902.01 × 23,372,861,190.53 - Step 4: Simplify right side
77,168,515,750.38x = 2,705,173,432,665,079,545,856 - Step 5: Solve for x
x = 2,705,173,432,665,079,545,856/77,168,515,750.38 - Step 6: Final answer
x = 35,055,403,183.02
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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.