Finding the Fourth Proportional to 1,664,532,946.07, 2,297,037,178.55 and 901,558,034.24
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Solution
The fourth proportional to 1,664,532,946.07, 2,297,037,178.55 and 901,558,034.24 is: 1,244,140,182.48
Step by Step Solution
- Step 1: Write the proportion equation
1,664,532,946.07 : 2,297,037,178.55 = 901,558,034.24 : x - Step 2: Convert to fraction form
1,664,532,946.07/2,297,037,178.55 = 901,558,034.24/x - Step 3: Cross multiply
1,664,532,946.07x = 2,297,037,178.55 × 901,558,034.24 - Step 4: Simplify right side
1,664,532,946.07x = 2,070,912,323,253,741,056 - Step 5: Solve for x
x = 2,070,912,323,253,741,056/1,664,532,946.07 - Step 6: Final answer
x = 1,244,140,182.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.