Home / 282,376,579.44-422,264,588.16-268,601,628.72

Finding the Fourth Proportional to 282,376,579.44, 422,264,588.16 and 268,601,628.72

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Solution

The fourth proportional to 282,376,579.44, 422,264,588.16 and 268,601,628.72 is: 401,665,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,376,579.44 : 422,264,588.16 = 268,601,628.72 : x
  2. Step 2: Convert to fraction form
    282,376,579.44/422,264,588.16 = 268,601,628.72/x
  3. Step 3: Cross multiply
    282,376,579.44x = 422,264,588.16 × 268,601,628.72
  4. Step 4: Simplify right side
    282,376,579.44x = 113,420,956,130,556,048
  5. Step 5: Solve for x
    x = 113,420,956,130,556,048/282,376,579.44
  6. Step 6: Final answer
    x = 401,665,592.65

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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.