Finding the Fourth Proportional to 4,448,664,028.80, 6,672,996,043.20 and 1,177,443,907.20
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Solution
The fourth proportional to 4,448,664,028.80, 6,672,996,043.20 and 1,177,443,907.20 is: 1,766,165,860.80
Step by Step Solution
- Step 1: Write the proportion equation
4,448,664,028.80 : 6,672,996,043.20 = 1,177,443,907.20 : x - Step 2: Convert to fraction form
4,448,664,028.80/6,672,996,043.20 = 1,177,443,907.20/x - Step 3: Cross multiply
4,448,664,028.80x = 6,672,996,043.20 × 1,177,443,907.20 - Step 4: Simplify right side
4,448,664,028.80x = 7,857,078,533,835,547,648 - Step 5: Solve for x
x = 7,857,078,533,835,547,648/4,448,664,028.80 - Step 6: Final answer
x = 1,766,165,860.80
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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.