Finding the Fourth Proportional to 3,571,072,618.04, 5,358,697,703.80 and 1,331,667,034.28
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Solution
The fourth proportional to 3,571,072,618.04, 5,358,697,703.80 and 1,331,667,034.28 is: 1,998,279,464.49
Step by Step Solution
- Step 1: Write the proportion equation
3,571,072,618.04 : 5,358,697,703.80 = 1,331,667,034.28 : x - Step 2: Convert to fraction form
3,571,072,618.04/5,358,697,703.80 = 1,331,667,034.28/x - Step 3: Cross multiply
3,571,072,618.04x = 5,358,697,703.80 × 1,331,667,034.28 - Step 4: Simplify right side
3,571,072,618.04x = 7,136,001,078,812,096,512 - Step 5: Solve for x
x = 7,136,001,078,812,096,512/3,571,072,618.04 - Step 6: Final answer
x = 1,998,279,464.49
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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.