Home / 756,694,051.39-1,044,263,556.24-439,129,710.37

Finding the Fourth Proportional to 756,694,051.39, 1,044,263,556.24 and 439,129,710.37

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Solution

The fourth proportional to 756,694,051.39, 1,044,263,556.24 and 439,129,710.37 is: 606,013,952.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,694,051.39 : 1,044,263,556.24 = 439,129,710.37 : x
  2. Step 2: Convert to fraction form
    756,694,051.39/1,044,263,556.24 = 439,129,710.37/x
  3. Step 3: Cross multiply
    756,694,051.39x = 1,044,263,556.24 × 439,129,710.37
  4. Step 4: Simplify right side
    756,694,051.39x = 458,567,152,996,396,096
  5. Step 5: Solve for x
    x = 458,567,152,996,396,096/756,694,051.39
  6. Step 6: Final answer
    x = 606,013,952.61

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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.