Home / 757,002,280.80-1,044,619,556.40-422,448,565.44

Finding the Fourth Proportional to 757,002,280.80, 1,044,619,556.40 and 422,448,565.44

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Solution

The fourth proportional to 757,002,280.80, 1,044,619,556.40 and 422,448,565.44 is: 582,954,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,002,280.80 : 1,044,619,556.40 = 422,448,565.44 : x
  2. Step 2: Convert to fraction form
    757,002,280.80/1,044,619,556.40 = 422,448,565.44/x
  3. Step 3: Cross multiply
    757,002,280.80x = 1,044,619,556.40 × 422,448,565.44
  4. Step 4: Simplify right side
    757,002,280.80x = 441,298,033,031,749,184
  5. Step 5: Solve for x
    x = 441,298,033,031,749,184/757,002,280.80
  6. Step 6: Final answer
    x = 582,954,694.09

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1.5x scale

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.