Home / 187,028,086.28-258,055,935.80-111,659,745.74

Finding the Fourth Proportional to 187,028,086.28, 258,055,935.80 and 111,659,745.74

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Solution

The fourth proportional to 187,028,086.28, 258,055,935.80 and 111,659,745.74 is: 154,064,882.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,028,086.28 : 258,055,935.80 = 111,659,745.74 : x
  2. Step 2: Convert to fraction form
    187,028,086.28/258,055,935.80 = 111,659,745.74/x
  3. Step 3: Cross multiply
    187,028,086.28x = 258,055,935.80 × 111,659,745.74
  4. Step 4: Simplify right side
    187,028,086.28x = 28,814,460,176,277,184
  5. Step 5: Solve for x
    x = 28,814,460,176,277,184/187,028,086.28
  6. Step 6: Final answer
    x = 154,064,882.71

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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.