Home / 269,715,170.20-372,206,935.48-145,955,847.32

Finding the Fourth Proportional to 269,715,170.20, 372,206,935.48 and 145,955,847.32

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Solution

The fourth proportional to 269,715,170.20, 372,206,935.48 and 145,955,847.32 is: 201,419,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,715,170.20 : 372,206,935.48 = 145,955,847.32 : x
  2. Step 2: Convert to fraction form
    269,715,170.20/372,206,935.48 = 145,955,847.32/x
  3. Step 3: Cross multiply
    269,715,170.20x = 372,206,935.48 × 145,955,847.32
  4. Step 4: Simplify right side
    269,715,170.20x = 54,325,778,646,363,968
  5. Step 5: Solve for x
    x = 54,325,778,646,363,968/269,715,170.20
  6. Step 6: Final answer
    x = 201,419,069.63

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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.