Home / 49,208,546.30-73,812,819.45-40,120,905.20

Finding the Fourth Proportional to 49,208,546.30, 73,812,819.45 and 40,120,905.20

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Solution

The fourth proportional to 49,208,546.30, 73,812,819.45 and 40,120,905.20 is: 60,181,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,208,546.30 : 73,812,819.45 = 40,120,905.20 : x
  2. Step 2: Convert to fraction form
    49,208,546.30/73,812,819.45 = 40,120,905.20/x
  3. Step 3: Cross multiply
    49,208,546.30x = 73,812,819.45 × 40,120,905.20
  4. Step 4: Simplify right side
    49,208,546.30x = 2,961,437,131,698,166.50
  5. Step 5: Solve for x
    x = 2,961,437,131,698,166.50/49,208,546.30
  6. Step 6: Final answer
    x = 60,181,357.80

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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.