Home / 54,292,234.60-81,410,358.30-20,196,029.80

Finding the Fourth Proportional to 54,292,234.60, 81,410,358.30 and 20,196,029.80

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Solution

The fourth proportional to 54,292,234.60, 81,410,358.30 and 20,196,029.80 is: 30,283,631.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,292,234.60 : 81,410,358.30 = 20,196,029.80 : x
  2. Step 2: Convert to fraction form
    54,292,234.60/81,410,358.30 = 20,196,029.80/x
  3. Step 3: Cross multiply
    54,292,234.60x = 81,410,358.30 × 20,196,029.80
  4. Step 4: Simplify right side
    54,292,234.60x = 1,644,166,022,255,477.25
  5. Step 5: Solve for x
    x = 1,644,166,022,255,477.25/54,292,234.60
  6. Step 6: Final answer
    x = 30,283,631.43

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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.