Finding the Fourth Proportional to 1,797,135,632.09, 2,695,575,596.12 and 553,436,408.69
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Solution
The fourth proportional to 1,797,135,632.09, 2,695,575,596.12 and 553,436,408.69 is: 830,115,240.40
Step by Step Solution
- Step 1: Write the proportion equation
1,797,135,632.09 : 2,695,575,596.12 = 553,436,408.69 : x - Step 2: Convert to fraction form
1,797,135,632.09/2,695,575,596.12 = 553,436,408.69/x - Step 3: Cross multiply
1,797,135,632.09x = 2,695,575,596.12 × 553,436,408.69 - Step 4: Simplify right side
1,797,135,632.09x = 1,491,829,677,266,291,456 - Step 5: Solve for x
x = 1,491,829,677,266,291,456/1,797,135,632.09 - Step 6: Final answer
x = 830,115,240.40
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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.