Finding the Fourth Proportional to 126,394,832.16, 174,416,058.27 and 71,380,059.84
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Solution
The fourth proportional to 126,394,832.16, 174,416,058.27 and 71,380,059.84 is: 98,499,507.17
Step by Step Solution
- Step 1: Write the proportion equation
126,394,832.16 : 174,416,058.27 = 71,380,059.84 : x - Step 2: Convert to fraction form
126,394,832.16/174,416,058.27 = 71,380,059.84/x - Step 3: Cross multiply
126,394,832.16x = 174,416,058.27 × 71,380,059.84 - Step 4: Simplify right side
126,394,832.16x = 12,449,828,676,369,528 - Step 5: Solve for x
x = 12,449,828,676,369,528/126,394,832.16 - Step 6: Final answer
x = 98,499,507.17
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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.