Finding the Fourth Proportional to 552,310,176.96, 762,204,203.07 and 301,430,659.98
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Solution
The fourth proportional to 552,310,176.96, 762,204,203.07 and 301,430,659.98 is: 415,983,129.69
Step by Step Solution
- Step 1: Write the proportion equation
552,310,176.96 : 762,204,203.07 = 301,430,659.98 : x - Step 2: Convert to fraction form
552,310,176.96/762,204,203.07 = 301,430,659.98/x - Step 3: Cross multiply
552,310,176.96x = 762,204,203.07 × 301,430,659.98 - Step 4: Simplify right side
552,310,176.96x = 229,751,715,970,920,064 - Step 5: Solve for x
x = 229,751,715,970,920,064/552,310,176.96 - Step 6: Final answer
x = 415,983,129.69
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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.