Finding the Fourth Proportional to 449,515,251,598.22, 674,003,607,124.58 and 143,072,664,691.99
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Solution
The fourth proportional to 449,515,251,598.22, 674,003,607,124.58 and 143,072,664,691.99 is: 214,523,293,126.25
Step by Step Solution
- Step 1: Write the proportion equation
449,515,251,598.22 : 674,003,607,124.58 = 143,072,664,691.99 : x - Step 2: Convert to fraction form
449,515,251,598.22/674,003,607,124.58 = 143,072,664,691.99/x - Step 3: Cross multiply
449,515,251,598.22x = 674,003,607,124.58 × 143,072,664,691.99 - Step 4: Simplify right side
449,515,251,598.22x = 96,431,492,083,326,780,440,576 - Step 5: Solve for x
x = 96,431,492,083,326,780,440,576/449,515,251,598.22 - Step 6: Final answer
x = 214,523,293,126.25
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.