Finding the Fourth Proportional to 160,189,749.70, 240,284,624.55 and 39,021,201.70
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Solution
The fourth proportional to 160,189,749.70, 240,284,624.55 and 39,021,201.70 is: 58,531,802.55
Step by Step Solution
- Step 1: Write the proportion equation
160,189,749.70 : 240,284,624.55 = 39,021,201.70 : x - Step 2: Convert to fraction form
160,189,749.70/240,284,624.55 = 39,021,201.70/x - Step 3: Cross multiply
160,189,749.70x = 240,284,624.55 × 39,021,201.70 - Step 4: Simplify right side
160,189,749.70x = 9,376,194,799,974,322 - Step 5: Solve for x
x = 9,376,194,799,974,322/160,189,749.70 - Step 6: Final answer
x = 58,531,802.55
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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.