Home / 282,463,958.32-423,522,628.68-109,739,137.94

Finding the Fourth Proportional to 282,463,958.32, 423,522,628.68 and 109,739,137.94

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Solution

The fourth proportional to 282,463,958.32, 423,522,628.68 and 109,739,137.94 is: 164,541,375.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,463,958.32 : 423,522,628.68 = 109,739,137.94 : x
  2. Step 2: Convert to fraction form
    282,463,958.32/423,522,628.68 = 109,739,137.94/x
  3. Step 3: Cross multiply
    282,463,958.32x = 423,522,628.68 × 109,739,137.94
  4. Step 4: Simplify right side
    282,463,958.32x = 46,477,008,169,425,920
  5. Step 5: Solve for x
    x = 46,477,008,169,425,920/282,463,958.32
  6. Step 6: Final answer
    x = 164,541,375.28

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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.