Home / 53,581,523.10-80,372,284.65-19,498,440.30

Finding the Fourth Proportional to 53,581,523.10, 80,372,284.65 and 19,498,440.30

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Solution

The fourth proportional to 53,581,523.10, 80,372,284.65 and 19,498,440.30 is: 29,247,660.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,581,523.10 : 80,372,284.65 = 19,498,440.30 : x
  2. Step 2: Convert to fraction form
    53,581,523.10/80,372,284.65 = 19,498,440.30/x
  3. Step 3: Cross multiply
    53,581,523.10x = 80,372,284.65 × 19,498,440.30
  4. Step 4: Simplify right side
    53,581,523.10x = 1,567,134,194,022,631.50
  5. Step 5: Solve for x
    x = 1,567,134,194,022,631.50/53,581,523.10
  6. Step 6: Final answer
    x = 29,247,660.45

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Double scale
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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.