Finding the Fourth Proportional to 126,292,302.27, 189,445,244.27 and 40,037,435.07
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Solution
The fourth proportional to 126,292,302.27, 189,445,244.27 and 40,037,435.07 is: 60,058,305.45
Step by Step Solution
- Step 1: Write the proportion equation
126,292,302.27 : 189,445,244.27 = 40,037,435.07 : x - Step 2: Convert to fraction form
126,292,302.27/189,445,244.27 = 40,037,435.07/x - Step 3: Cross multiply
126,292,302.27x = 189,445,244.27 × 40,037,435.07 - Step 4: Simplify right side
126,292,302.27x = 7,584,901,665,869,806 - Step 5: Solve for x
x = 7,584,901,665,869,806/126,292,302.27 - Step 6: Final answer
x = 60,058,305.45
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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.