Home / 152,201,216.20-227,923,910.70-121,968,128.20

Finding the Fourth Proportional to 152,201,216.20, 227,923,910.70 and 121,968,128.20

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Solution

The fourth proportional to 152,201,216.20, 227,923,910.70 and 121,968,128.20 is: 182,649,347.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,201,216.20 : 227,923,910.70 = 121,968,128.20 : x
  2. Step 2: Convert to fraction form
    152,201,216.20/227,923,910.70 = 121,968,128.20/x
  3. Step 3: Cross multiply
    152,201,216.20x = 227,923,910.70 × 121,968,128.20
  4. Step 4: Simplify right side
    152,201,216.20x = 27,799,452,760,102,952
  5. Step 5: Solve for x
    x = 27,799,452,760,102,952/152,201,216.20
  6. Step 6: Final answer
    x = 182,649,347.06

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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.