Finding the Fourth Proportional to 230,926,118.24, 318,678,427.50 and 126,501,912.92
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Solution
The fourth proportional to 230,926,118.24, 318,678,427.50 and 126,501,912.92 is: 174,572,850.37
Step by Step Solution
- Step 1: Write the proportion equation
230,926,118.24 : 318,678,427.50 = 126,501,912.92 : x - Step 2: Convert to fraction form
230,926,118.24/318,678,427.50 = 126,501,912.92/x - Step 3: Cross multiply
230,926,118.24x = 318,678,427.50 × 126,501,912.92 - Step 4: Simplify right side
230,926,118.24x = 40,313,430,685,087,536 - Step 5: Solve for x
x = 40,313,430,685,087,536/230,926,118.24 - Step 6: Final answer
x = 174,572,850.37
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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.