Home / 202,295,983.94-279,169,337.49-109,476,499.98

Finding the Fourth Proportional to 202,295,983.94, 279,169,337.49 and 109,476,499.98

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Solution

The fourth proportional to 202,295,983.94, 279,169,337.49 and 109,476,499.98 is: 151,078,046.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,295,983.94 : 279,169,337.49 = 109,476,499.98 : x
  2. Step 2: Convert to fraction form
    202,295,983.94/279,169,337.49 = 109,476,499.98/x
  3. Step 3: Cross multiply
    202,295,983.94x = 279,169,337.49 × 109,476,499.98
  4. Step 4: Simplify right side
    202,295,983.94x = 30,562,481,970,140,600
  5. Step 5: Solve for x
    x = 30,562,481,970,140,600/202,295,983.94
  6. Step 6: Final answer
    x = 151,078,046.01

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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.