Home / 169,148,453.30-253,510,103.55-82,700,717.30

Finding the Fourth Proportional to 169,148,453.30, 253,510,103.55 and 82,700,717.30

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Solution

The fourth proportional to 169,148,453.30, 253,510,103.55 and 82,700,717.30 is: 123,947,142.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,148,453.30 : 253,510,103.55 = 82,700,717.30 : x
  2. Step 2: Convert to fraction form
    169,148,453.30/253,510,103.55 = 82,700,717.30/x
  3. Step 3: Cross multiply
    169,148,453.30x = 253,510,103.55 × 82,700,717.30
  4. Step 4: Simplify right side
    169,148,453.30x = 20,965,467,406,382,276
  5. Step 5: Solve for x
    x = 20,965,467,406,382,276/169,148,453.30
  6. Step 6: Final answer
    x = 123,947,142.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.