Finding the Fourth Proportional to 1,144,073,833.53, 1,716,126,694.11 and 326,186,134.53
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Solution
The fourth proportional to 1,144,073,833.53, 1,716,126,694.11 and 326,186,134.53 is: 489,283,747.53
Step by Step Solution
- Step 1: Write the proportion equation
1,144,073,833.53 : 1,716,126,694.11 = 326,186,134.53 : x - Step 2: Convert to fraction form
1,144,073,833.53/1,716,126,694.11 = 326,186,134.53/x - Step 3: Cross multiply
1,144,073,833.53x = 1,716,126,694.11 × 326,186,134.53 - Step 4: Simplify right side
1,144,073,833.53x = 559,776,732,715,488,512 - Step 5: Solve for x
x = 559,776,732,715,488,512/1,144,073,833.53 - Step 6: Final answer
x = 489,283,747.53
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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.