Finding the Fourth Proportional to 664,272,034.65, 996,408,051.98 and 295,806,274.65
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Solution
The fourth proportional to 664,272,034.65, 996,408,051.98 and 295,806,274.65 is: 443,709,411.98
Step by Step Solution
- Step 1: Write the proportion equation
664,272,034.65 : 996,408,051.98 = 295,806,274.65 : x - Step 2: Convert to fraction form
664,272,034.65/996,408,051.98 = 295,806,274.65/x - Step 3: Cross multiply
664,272,034.65x = 996,408,051.98 × 295,806,274.65 - Step 4: Simplify right side
664,272,034.65x = 294,743,753,885,988,288 - Step 5: Solve for x
x = 294,743,753,885,988,288/664,272,034.65 - Step 6: Final answer
x = 443,709,411.98
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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.