Finding the Fourth Proportional to 240,607,757.60, 332,030,114.36 and 136,183,586.96
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Solution
The fourth proportional to 240,607,757.60, 332,030,114.36 and 136,183,586.96 is: 187,928,487.44
Step by Step Solution
- Step 1: Write the proportion equation
240,607,757.60 : 332,030,114.36 = 136,183,586.96 : x - Step 2: Convert to fraction form
240,607,757.60/332,030,114.36 = 136,183,586.96/x - Step 3: Cross multiply
240,607,757.60x = 332,030,114.36 × 136,183,586.96 - Step 4: Simplify right side
240,607,757.60x = 45,217,051,952,283,808 - Step 5: Solve for x
x = 45,217,051,952,283,808/240,607,757.60 - Step 6: Final answer
x = 187,928,487.44
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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.