Home / 213,645,056.24-320,422,743.47-60,255,240.41

Finding the Fourth Proportional to 213,645,056.24, 320,422,743.47 and 60,255,240.41

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Solution

The fourth proportional to 213,645,056.24, 320,422,743.47 and 60,255,240.41 is: 90,370,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,645,056.24 : 320,422,743.47 = 60,255,240.41 : x
  2. Step 2: Convert to fraction form
    213,645,056.24/320,422,743.47 = 60,255,240.41/x
  3. Step 3: Cross multiply
    213,645,056.24x = 320,422,743.47 × 60,255,240.41
  4. Step 4: Simplify right side
    213,645,056.24x = 19,307,149,441,568,304
  5. Step 5: Solve for x
    x = 19,307,149,441,568,304/213,645,056.24
  6. Step 6: Final answer
    x = 90,370,213.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.