Home / 172,786,065.52-238,447,032.06-94,469,709.88

Finding the Fourth Proportional to 172,786,065.52, 238,447,032.06 and 94,469,709.88

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Solution

The fourth proportional to 172,786,065.52, 238,447,032.06 and 94,469,709.88 is: 130,369,436.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,786,065.52 : 238,447,032.06 = 94,469,709.88 : x
  2. Step 2: Convert to fraction form
    172,786,065.52/238,447,032.06 = 94,469,709.88/x
  3. Step 3: Cross multiply
    172,786,065.52x = 238,447,032.06 × 94,469,709.88
  4. Step 4: Simplify right side
    172,786,065.52x = 22,526,021,940,455,256
  5. Step 5: Solve for x
    x = 22,526,021,940,455,256/172,786,065.52
  6. Step 6: Final answer
    x = 130,369,436.17

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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.