Finding the Fourth Proportional to 235,123,752.92, 324,431,558.67 and 130,687,624.82
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Solution
The fourth proportional to 235,123,752.92, 324,431,558.67 and 130,687,624.82 is: 180,327,122.60
Step by Step Solution
- Step 1: Write the proportion equation
235,123,752.92 : 324,431,558.67 = 130,687,624.82 : x - Step 2: Convert to fraction form
235,123,752.92/324,431,558.67 = 130,687,624.82/x - Step 3: Cross multiply
235,123,752.92x = 324,431,558.67 × 130,687,624.82 - Step 4: Simplify right side
235,123,752.92x = 42,399,189,819,232,776 - Step 5: Solve for x
x = 42,399,189,819,232,776/235,123,752.92 - Step 6: Final answer
x = 180,327,122.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.