Home / 618,446,069.20-853,404,843.72-364,087,052.56

Finding the Fourth Proportional to 618,446,069.20, 853,404,843.72 and 364,087,052.56

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Solution

The fourth proportional to 618,446,069.20, 853,404,843.72 and 364,087,052.56 is: 502,410,266.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,446,069.20 : 853,404,843.72 = 364,087,052.56 : x
  2. Step 2: Convert to fraction form
    618,446,069.20/853,404,843.72 = 364,087,052.56/x
  3. Step 3: Cross multiply
    618,446,069.20x = 853,404,843.72 × 364,087,052.56
  4. Step 4: Simplify right side
    618,446,069.20x = 310,713,654,190,442,240
  5. Step 5: Solve for x
    x = 310,713,654,190,442,240/618,446,069.20
  6. Step 6: Final answer
    x = 502,410,266.09

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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.