Home / 213,188,896.43-319,735,000.91-96,527,238.03

Finding the Fourth Proportional to 213,188,896.43, 319,735,000.91 and 96,527,238.03

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Solution

The fourth proportional to 213,188,896.43, 319,735,000.91 and 96,527,238.03 is: 144,768,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,188,896.43 : 319,735,000.91 = 96,527,238.03 : x
  2. Step 2: Convert to fraction form
    213,188,896.43/319,735,000.91 = 96,527,238.03/x
  3. Step 3: Cross multiply
    213,188,896.43x = 319,735,000.91 × 96,527,238.03
  4. Step 4: Simplify right side
    213,188,896.43x = 30,863,136,538,879,200
  5. Step 5: Solve for x
    x = 30,863,136,538,879,200/213,188,896.43
  6. Step 6: Final answer
    x = 144,768,968.07

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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.