Finding the Fourth Proportional to 51,125,487,153.80, 76,688,230,730.70 and 29,382,215,217.80
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Solution
The fourth proportional to 51,125,487,153.80, 76,688,230,730.70 and 29,382,215,217.80 is: 44,073,322,826.70
Step by Step Solution
- Step 1: Write the proportion equation
51,125,487,153.80 : 76,688,230,730.70 = 29,382,215,217.80 : x - Step 2: Convert to fraction form
51,125,487,153.80/76,688,230,730.70 = 29,382,215,217.80/x - Step 3: Cross multiply
51,125,487,153.80x = 76,688,230,730.70 × 29,382,215,217.80 - Step 4: Simplify right side
51,125,487,153.80x = 2,253,270,100,001,731,117,056 - Step 5: Solve for x
x = 2,253,270,100,001,731,117,056/51,125,487,153.80 - Step 6: Final answer
x = 44,073,322,826.70
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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.