Finding the Fourth Proportional to 144,861,615,693.57, 217,292,372,397.36 and 38,740,923,840.99
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Solution
The fourth proportional to 144,861,615,693.57, 217,292,372,397.36 and 38,740,923,840.99 is: 58,111,372,084.11
Step by Step Solution
- Step 1: Write the proportion equation
144,861,615,693.57 : 217,292,372,397.36 = 38,740,923,840.99 : x - Step 2: Convert to fraction form
144,861,615,693.57/217,292,372,397.36 = 38,740,923,840.99/x - Step 3: Cross multiply
144,861,615,693.57x = 217,292,372,397.36 × 38,740,923,840.99 - Step 4: Simplify right side
144,861,615,693.57x = 8,418,107,250,274,160,607,232 - Step 5: Solve for x
x = 8,418,107,250,274,160,607,232/144,861,615,693.57 - Step 6: Final answer
x = 58,111,372,084.11
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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.