Home / 172,189,642.96-237,487,339.56-110,315,738.80

Finding the Fourth Proportional to 172,189,642.96, 237,487,339.56 and 110,315,738.80

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Solution

The fourth proportional to 172,189,642.96, 237,487,339.56 and 110,315,738.80 is: 152,149,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,189,642.96 : 237,487,339.56 = 110,315,738.80 : x
  2. Step 2: Convert to fraction form
    172,189,642.96/237,487,339.56 = 110,315,738.80/x
  3. Step 3: Cross multiply
    172,189,642.96x = 237,487,339.56 × 110,315,738.80
  4. Step 4: Simplify right side
    172,189,642.96x = 26,198,591,319,207,868
  5. Step 5: Solve for x
    x = 26,198,591,319,207,868/172,189,642.96
  6. Step 6: Final answer
    x = 152,149,634.95

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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.