Finding the Fourth Proportional to 126,337,797.70, 189,341,585.34 and 91,440,414.64
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Solution
The fourth proportional to 126,337,797.70, 189,341,585.34 and 91,440,414.64 is: 137,041,118.23
Step by Step Solution
- Step 1: Write the proportion equation
126,337,797.70 : 189,341,585.34 = 91,440,414.64 : x - Step 2: Convert to fraction form
126,337,797.70/189,341,585.34 = 91,440,414.64/x - Step 3: Cross multiply
126,337,797.70x = 189,341,585.34 × 91,440,414.64 - Step 4: Simplify right side
126,337,797.70x = 17,313,473,072,084,546 - Step 5: Solve for x
x = 17,313,473,072,084,546/126,337,797.70 - Step 6: Final answer
x = 137,041,118.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.