Home / 193,543,958.60-290,315,937.90-133,077,782.60

Finding the Fourth Proportional to 193,543,958.60, 290,315,937.90 and 133,077,782.60

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Solution

The fourth proportional to 193,543,958.60, 290,315,937.90 and 133,077,782.60 is: 199,616,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,543,958.60 : 290,315,937.90 = 133,077,782.60 : x
  2. Step 2: Convert to fraction form
    193,543,958.60/290,315,937.90 = 133,077,782.60/x
  3. Step 3: Cross multiply
    193,543,958.60x = 290,315,937.90 × 133,077,782.60
  4. Step 4: Simplify right side
    193,543,958.60x = 38,634,601,269,171,296
  5. Step 5: Solve for x
    x = 38,634,601,269,171,296/193,543,958.60
  6. Step 6: Final answer
    x = 199,616,673.90

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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.