Finding the Fourth Proportional to 237,912,729.76, 356,808,544.80 and 74,119,956.36
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Solution
The fourth proportional to 237,912,729.76, 356,808,544.80 and 74,119,956.36 is: 111,161,070.68
Step by Step Solution
- Step 1: Write the proportion equation
237,912,729.76 : 356,808,544.80 = 74,119,956.36 : x - Step 2: Convert to fraction form
237,912,729.76/356,808,544.80 = 74,119,956.36/x - Step 3: Cross multiply
237,912,729.76x = 356,808,544.80 × 74,119,956.36 - Step 4: Simplify right side
237,912,729.76x = 26,446,633,767,835,124 - Step 5: Solve for x
x = 26,446,633,767,835,124/237,912,729.76 - Step 6: Final answer
x = 111,161,070.68
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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.