Finding the Fourth Proportional to 324,108,178.29, 447,269,307.93 and 177,430,462.29
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Solution
The fourth proportional to 324,108,178.29, 447,269,307.93 and 177,430,462.29 is: 244,854,049.94
Step by Step Solution
- Step 1: Write the proportion equation
324,108,178.29 : 447,269,307.93 = 177,430,462.29 : x - Step 2: Convert to fraction form
324,108,178.29/447,269,307.93 = 177,430,462.29/x - Step 3: Cross multiply
324,108,178.29x = 447,269,307.93 × 177,430,462.29 - Step 4: Simplify right side
324,108,178.29x = 79,359,200,074,148,256 - Step 5: Solve for x
x = 79,359,200,074,148,256/324,108,178.29 - Step 6: Final answer
x = 244,854,049.94
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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.