Home / 291,255,230.40-436,882,845.60-269,084,299.20

Finding the Fourth Proportional to 291,255,230.40, 436,882,845.60 and 269,084,299.20

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Solution

The fourth proportional to 291,255,230.40, 436,882,845.60 and 269,084,299.20 is: 403,626,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,255,230.40 : 436,882,845.60 = 269,084,299.20 : x
  2. Step 2: Convert to fraction form
    291,255,230.40/436,882,845.60 = 269,084,299.20/x
  3. Step 3: Cross multiply
    291,255,230.40x = 436,882,845.60 × 269,084,299.20
  4. Step 4: Simplify right side
    291,255,230.40x = 117,558,314,340,777,808
  5. Step 5: Solve for x
    x = 117,558,314,340,777,808/291,255,230.40
  6. Step 6: Final answer
    x = 403,626,448.80

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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.