Home / 269,829,287.78-372,365,605.49-146,069,964.90

Finding the Fourth Proportional to 269,829,287.78, 372,365,605.49 and 146,069,964.90

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Solution

The fourth proportional to 269,829,287.78, 372,365,605.49 and 146,069,964.90 is: 201,577,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,829,287.78 : 372,365,605.49 = 146,069,964.90 : x
  2. Step 2: Convert to fraction form
    269,829,287.78/372,365,605.49 = 146,069,964.90/x
  3. Step 3: Cross multiply
    269,829,287.78x = 372,365,605.49 × 146,069,964.90
  4. Step 4: Simplify right side
    269,829,287.78x = 54,391,430,923,983,568
  5. Step 5: Solve for x
    x = 54,391,430,923,983,568/269,829,287.78
  6. Step 6: Final answer
    x = 201,577,194.87

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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.