Home / 172,476,745.64-238,021,519.44-94,163,599.88

Finding the Fourth Proportional to 172,476,745.64, 238,021,519.44 and 94,163,599.88

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Solution

The fourth proportional to 172,476,745.64, 238,021,519.44 and 94,163,599.88 is: 129,947,738.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,476,745.64 : 238,021,519.44 = 94,163,599.88 : x
  2. Step 2: Convert to fraction form
    172,476,745.64/238,021,519.44 = 94,163,599.88/x
  3. Step 3: Cross multiply
    172,476,745.64x = 238,021,519.44 × 94,163,599.88
  4. Step 4: Simplify right side
    172,476,745.64x = 22,412,963,119,377,800
  5. Step 5: Solve for x
    x = 22,412,963,119,377,800/172,476,745.64
  6. Step 6: Final answer
    x = 129,947,738.96

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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.