Finding the Fourth Proportional to 587,313,293.22, 880,781,350.23 and 193,751,659.62
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Solution
The fourth proportional to 587,313,293.22, 880,781,350.23 and 193,751,659.62 is: 290,565,274.68
Step by Step Solution
- Step 1: Write the proportion equation
587,313,293.22 : 880,781,350.23 = 193,751,659.62 : x - Step 2: Convert to fraction form
587,313,293.22/880,781,350.23 = 193,751,659.62/x - Step 3: Cross multiply
587,313,293.22x = 880,781,350.23 × 193,751,659.62 - Step 4: Simplify right side
587,313,293.22x = 170,652,848,369,406,976 - Step 5: Solve for x
x = 170,652,848,369,406,976/587,313,293.22 - Step 6: Final answer
x = 290,565,274.68
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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.