Home / 190,229,749.38-284,860,222.20-125,336,817.27

Finding the Fourth Proportional to 190,229,749.38, 284,860,222.20 and 125,336,817.27

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Solution

The fourth proportional to 190,229,749.38, 284,860,222.20 and 125,336,817.27 is: 187,686,067.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,229,749.38 : 284,860,222.20 = 125,336,817.27 : x
  2. Step 2: Convert to fraction form
    190,229,749.38/284,860,222.20 = 125,336,817.27/x
  3. Step 3: Cross multiply
    190,229,749.38x = 284,860,222.20 × 125,336,817.27
  4. Step 4: Simplify right side
    190,229,749.38x = 35,703,473,617,372,996
  5. Step 5: Solve for x
    x = 35,703,473,617,372,996/190,229,749.38
  6. Step 6: Final answer
    x = 187,686,067.68

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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.