Finding the Fourth Proportional to 1,044,797,134.77, 1,441,776,818.01 and 568,489,464.09
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Solution
The fourth proportional to 1,044,797,134.77, 1,441,776,818.01 and 568,489,464.09 is: 784,491,939.47
Step by Step Solution
- Step 1: Write the proportion equation
1,044,797,134.77 : 1,441,776,818.01 = 568,489,464.09 : x - Step 2: Convert to fraction form
1,044,797,134.77/1,441,776,818.01 = 568,489,464.09/x - Step 3: Cross multiply
1,044,797,134.77x = 1,441,776,818.01 × 568,489,464.09 - Step 4: Simplify right side
1,044,797,134.77x = 819,634,930,607,890,432 - Step 5: Solve for x
x = 819,634,930,607,890,432/1,044,797,134.77 - Step 6: Final answer
x = 784,491,939.47
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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.