Home / 412,074,570.32-568,094,682.75-328,725,594.62

Finding the Fourth Proportional to 412,074,570.32, 568,094,682.75 and 328,725,594.62

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Solution

The fourth proportional to 412,074,570.32, 568,094,682.75 and 328,725,594.62 is: 453,188,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,074,570.32 : 568,094,682.75 = 328,725,594.62 : x
  2. Step 2: Convert to fraction form
    412,074,570.32/568,094,682.75 = 328,725,594.62/x
  3. Step 3: Cross multiply
    412,074,570.32x = 568,094,682.75 × 328,725,594.62
  4. Step 4: Simplify right side
    412,074,570.32x = 186,747,262,384,613,536
  5. Step 5: Solve for x
    x = 186,747,262,384,613,536/412,074,570.32
  6. Step 6: Final answer
    x = 453,188,029.15

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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.