Home / 556,052,835.69-767,302,198.25-329,952,860.91

Finding the Fourth Proportional to 556,052,835.69, 767,302,198.25 and 329,952,860.91

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Solution

The fourth proportional to 556,052,835.69, 767,302,198.25 and 329,952,860.91 is: 455,304,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,052,835.69 : 767,302,198.25 = 329,952,860.91 : x
  2. Step 2: Convert to fraction form
    556,052,835.69/767,302,198.25 = 329,952,860.91/x
  3. Step 3: Cross multiply
    556,052,835.69x = 767,302,198.25 × 329,952,860.91
  4. Step 4: Simplify right side
    556,052,835.69x = 253,173,555,493,469,760
  5. Step 5: Solve for x
    x = 253,173,555,493,469,760/556,052,835.69
  6. Step 6: Final answer
    x = 455,304,854.58

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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.