Finding the Fourth Proportional to 299,370,327.05, 413,126,654.64 and 167,213,252.23
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Solution
The fourth proportional to 299,370,327.05, 413,126,654.64 and 167,213,252.23 is: 230,751,832.31
Step by Step Solution
- Step 1: Write the proportion equation
299,370,327.05 : 413,126,654.64 = 167,213,252.23 : x - Step 2: Convert to fraction form
299,370,327.05/413,126,654.64 = 167,213,252.23/x - Step 3: Cross multiply
299,370,327.05x = 413,126,654.64 × 167,213,252.23 - Step 4: Simplify right side
299,370,327.05x = 69,080,251,505,254,416 - Step 5: Solve for x
x = 69,080,251,505,254,416/299,370,327.05 - Step 6: Final answer
x = 230,751,832.31
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1.5x scale
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.