Finding the Fourth Proportional to 485,097,984,181.80, 727,646,976,272.70 and 170,924,691,637.80
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Solution
The fourth proportional to 485,097,984,181.80, 727,646,976,272.70 and 170,924,691,637.80 is: 256,387,037,456.70
Step by Step Solution
- Step 1: Write the proportion equation
485,097,984,181.80 : 727,646,976,272.70 = 170,924,691,637.80 : x - Step 2: Convert to fraction form
485,097,984,181.80/727,646,976,272.70 = 170,924,691,637.80/x - Step 3: Cross multiply
485,097,984,181.80x = 727,646,976,272.70 × 170,924,691,637.80 - Step 4: Simplify right side
485,097,984,181.80x = 124,372,835,040,588,795,478,016 - Step 5: Solve for x
x = 124,372,835,040,588,795,478,016/485,097,984,181.80 - Step 6: Final answer
x = 256,387,037,456.70
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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.