Home / 194,404,782.11-291,607,453.81-79,389,324.44

Finding the Fourth Proportional to 194,404,782.11, 291,607,453.81 and 79,389,324.44

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Solution

The fourth proportional to 194,404,782.11, 291,607,453.81 and 79,389,324.44 is: 119,084,101.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,404,782.11 : 291,607,453.81 = 79,389,324.44 : x
  2. Step 2: Convert to fraction form
    194,404,782.11/291,607,453.81 = 79,389,324.44/x
  3. Step 3: Cross multiply
    194,404,782.11x = 291,607,453.81 × 79,389,324.44
  4. Step 4: Simplify right side
    194,404,782.11x = 23,150,518,758,856,820
  5. Step 5: Solve for x
    x = 23,150,518,758,856,820/194,404,782.11
  6. Step 6: Final answer
    x = 119,084,101.26

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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.