Home / 202,295,983.44-279,169,336.81-109,476,499.49

Finding the Fourth Proportional to 202,295,983.44, 279,169,336.81 and 109,476,499.49

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Solution

The fourth proportional to 202,295,983.44, 279,169,336.81 and 109,476,499.49 is: 151,078,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,295,983.44 : 279,169,336.81 = 109,476,499.49 : x
  2. Step 2: Convert to fraction form
    202,295,983.44/279,169,336.81 = 109,476,499.49/x
  3. Step 3: Cross multiply
    202,295,983.44x = 279,169,336.81 × 109,476,499.49
  4. Step 4: Simplify right side
    202,295,983.44x = 30,562,481,756,960,376
  5. Step 5: Solve for x
    x = 30,562,481,756,960,376/202,295,983.44
  6. Step 6: Final answer
    x = 151,078,045.33

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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.