Home / 2,653,910,075.05-3,978,533,207.12-1,081,339,743.92

Finding the Fourth Proportional to 2,653,910,075.05, 3,978,533,207.12 and 1,081,339,743.92

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Solution

The fourth proportional to 2,653,910,075.05, 3,978,533,207.12 and 1,081,339,743.92 is: 1,621,059,477.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,910,075.05 : 3,978,533,207.12 = 1,081,339,743.92 : x
  2. Step 2: Convert to fraction form
    2,653,910,075.05/3,978,533,207.12 = 1,081,339,743.92/x
  3. Step 3: Cross multiply
    2,653,910,075.05x = 3,978,533,207.12 × 1,081,339,743.92
  4. Step 4: Simplify right side
    2,653,910,075.05x = 4,302,146,079,339,057,152
  5. Step 5: Solve for x
    x = 4,302,146,079,339,057,152/2,653,910,075.05
  6. Step 6: Final answer
    x = 1,621,059,477.41

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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.