Finding the Fourth Proportional to 326,467,584,259.70, 489,701,376,389.55 and 326,467,584,259.70
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Solution
The fourth proportional to 326,467,584,259.70, 489,701,376,389.55 and 326,467,584,259.70 is: 489,701,376,389.55
Step by Step Solution
- Step 1: Write the proportion equation
326,467,584,259.70 : 489,701,376,389.55 = 326,467,584,259.70 : x - Step 2: Convert to fraction form
326,467,584,259.70/489,701,376,389.55 = 326,467,584,259.70/x - Step 3: Cross multiply
326,467,584,259.70x = 489,701,376,389.55 × 326,467,584,259.70 - Step 4: Simplify right side
326,467,584,259.70x = 159,871,625,358,546,466,504,704 - Step 5: Solve for x
x = 159,871,625,358,546,466,504,704/326,467,584,259.70 - Step 6: Final answer
x = 489,701,376,389.55
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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.