Finding the Fourth Proportional to 126,251,703.99, 174,347,672.92 and 119,373,568.83
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Solution
The fourth proportional to 126,251,703.99, 174,347,672.92 and 119,373,568.83 is: 164,849,291.34
Step by Step Solution
- Step 1: Write the proportion equation
126,251,703.99 : 174,347,672.92 = 119,373,568.83 : x - Step 2: Convert to fraction form
126,251,703.99/174,347,672.92 = 119,373,568.83/x - Step 3: Cross multiply
126,251,703.99x = 174,347,672.92 × 119,373,568.83 - Step 4: Simplify right side
126,251,703.99x = 20,812,503,933,900,768 - Step 5: Solve for x
x = 20,812,503,933,900,768/126,251,703.99 - Step 6: Final answer
x = 164,849,291.34
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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.