Finding the Fourth Proportional to 527,552,217,259.92, 789,331,392,783.80 and 312,536,161,840.52
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Solution
The fourth proportional to 527,552,217,259.92, 789,331,392,783.80 and 312,536,161,840.52 is: 467,621,205,730.50
Step by Step Solution
- Step 1: Write the proportion equation
527,552,217,259.92 : 789,331,392,783.80 = 312,536,161,840.52 : x - Step 2: Convert to fraction form
527,552,217,259.92/789,331,392,783.80 = 312,536,161,840.52/x - Step 3: Cross multiply
527,552,217,259.92x = 789,331,392,783.80 × 312,536,161,840.52 - Step 4: Simplify right side
527,552,217,259.92x = 246,694,603,920,880,810,590,208 - Step 5: Solve for x
x = 246,694,603,920,880,810,590,208/527,552,217,259.92 - Step 6: Final answer
x = 467,621,205,730.50
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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.