Finding the Fourth Proportional to 104,995,371.56, 157,500,624.96 and 40,299,176.70
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Solution
The fourth proportional to 104,995,371.56, 157,500,624.96 and 40,299,176.70 is: 60,451,669.65
Step by Step Solution
- Step 1: Write the proportion equation
104,995,371.56 : 157,500,624.96 = 40,299,176.70 : x - Step 2: Convert to fraction form
104,995,371.56/157,500,624.96 = 40,299,176.70/x - Step 3: Cross multiply
104,995,371.56x = 157,500,624.96 × 40,299,176.70 - Step 4: Simplify right side
104,995,371.56x = 6,347,145,515,623,471 - Step 5: Solve for x
x = 6,347,145,515,623,471/104,995,371.56 - Step 6: Final answer
x = 60,451,669.65
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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.