Home / 53,467,399.20-80,201,098.80-19,389,856.80

Finding the Fourth Proportional to 53,467,399.20, 80,201,098.80 and 19,389,856.80

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Solution

The fourth proportional to 53,467,399.20, 80,201,098.80 and 19,389,856.80 is: 29,084,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,467,399.20 : 80,201,098.80 = 19,389,856.80 : x
  2. Step 2: Convert to fraction form
    53,467,399.20/80,201,098.80 = 19,389,856.80/x
  3. Step 3: Cross multiply
    53,467,399.20x = 80,201,098.80 × 19,389,856.80
  4. Step 4: Simplify right side
    53,467,399.20x = 1,555,087,820,934,651.75
  5. Step 5: Solve for x
    x = 1,555,087,820,934,651.75/53,467,399.20
  6. Step 6: Final answer
    x = 29,084,785.20

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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.