Home / 170,825,109.20-256,237,663.80-106,327,854.80

Finding the Fourth Proportional to 170,825,109.20, 256,237,663.80 and 106,327,854.80

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Solution

The fourth proportional to 170,825,109.20, 256,237,663.80 and 106,327,854.80 is: 159,491,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,825,109.20 : 256,237,663.80 = 106,327,854.80 : x
  2. Step 2: Convert to fraction form
    170,825,109.20/256,237,663.80 = 106,327,854.80/x
  3. Step 3: Cross multiply
    170,825,109.20x = 256,237,663.80 × 106,327,854.80
  4. Step 4: Simplify right side
    170,825,109.20x = 27,245,201,110,817,616
  5. Step 5: Solve for x
    x = 27,245,201,110,817,616/170,825,109.20
  6. Step 6: Final answer
    x = 159,491,782.20

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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.