Finding the Fourth Proportional to 296,829,416,950.10, 445,244,125,425.15 and 155,284,145,551.70
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Solution
The fourth proportional to 296,829,416,950.10, 445,244,125,425.15 and 155,284,145,551.70 is: 232,926,218,327.55
Step by Step Solution
- Step 1: Write the proportion equation
296,829,416,950.10 : 445,244,125,425.15 = 155,284,145,551.70 : x - Step 2: Convert to fraction form
296,829,416,950.10/445,244,125,425.15 = 155,284,145,551.70/x - Step 3: Cross multiply
296,829,416,950.10x = 445,244,125,425.15 × 155,284,145,551.70 - Step 4: Simplify right side
296,829,416,950.10x = 69,139,353,578,558,374,019,072 - Step 5: Solve for x
x = 69,139,353,578,558,374,019,072/296,829,416,950.10 - Step 6: Final answer
x = 232,926,218,327.55
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1.5x scale
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.