Finding the Fourth Proportional to 1,044,812,325.84, 1,441,797,712.92 and 568,504,661.28
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Solution
The fourth proportional to 1,044,812,325.84, 1,441,797,712.92 and 568,504,661.28 is: 784,512,873.89
Step by Step Solution
- Step 1: Write the proportion equation
1,044,812,325.84 : 1,441,797,712.92 = 568,504,661.28 : x - Step 2: Convert to fraction form
1,044,812,325.84/1,441,797,712.92 = 568,504,661.28/x - Step 3: Cross multiply
1,044,812,325.84x = 1,441,797,712.92 × 568,504,661.28 - Step 4: Simplify right side
1,044,812,325.84x = 819,668,720,417,863,296 - Step 5: Solve for x
x = 819,668,720,417,863,296/1,044,812,325.84 - Step 6: Final answer
x = 784,512,873.89
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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.