Finding the Fourth Proportional to 126,418,162.50, 189,642,424.14 and 44,520,102.66
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Solution
The fourth proportional to 126,418,162.50, 189,642,424.14 and 44,520,102.66 is: 66,785,500.00
Step by Step Solution
- Step 1: Write the proportion equation
126,418,162.50 : 189,642,424.14 = 44,520,102.66 : x - Step 2: Convert to fraction form
126,418,162.50/189,642,424.14 = 44,520,102.66/x - Step 3: Cross multiply
126,418,162.50x = 189,642,424.14 × 44,520,102.66 - Step 4: Simplify right side
126,418,162.50x = 8,442,900,191,404,061 - Step 5: Solve for x
x = 8,442,900,191,404,061/126,418,162.50 - Step 6: Final answer
x = 66,785,500.00
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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.