Home / 378,745,722.48-567,616,339.17-194,505,756.60

Finding the Fourth Proportional to 378,745,722.48, 567,616,339.17 and 194,505,756.60

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Solution

The fourth proportional to 378,745,722.48, 567,616,339.17 and 194,505,756.60 is: 291,500,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,745,722.48 : 567,616,339.17 = 194,505,756.60 : x
  2. Step 2: Convert to fraction form
    378,745,722.48/567,616,339.17 = 194,505,756.60/x
  3. Step 3: Cross multiply
    378,745,722.48x = 567,616,339.17 × 194,505,756.60
  4. Step 4: Simplify right side
    378,745,722.48x = 110,404,645,508,783,056
  5. Step 5: Solve for x
    x = 110,404,645,508,783,056/378,745,722.48
  6. Step 6: Final answer
    x = 291,500,706.03

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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.