Home / 3,984,190,355.60-5,976,285,533.40-1,223,814,942.80

Finding the Fourth Proportional to 3,984,190,355.60, 5,976,285,533.40 and 1,223,814,942.80

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Solution

The fourth proportional to 3,984,190,355.60, 5,976,285,533.40 and 1,223,814,942.80 is: 1,835,722,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,190,355.60 : 5,976,285,533.40 = 1,223,814,942.80 : x
  2. Step 2: Convert to fraction form
    3,984,190,355.60/5,976,285,533.40 = 1,223,814,942.80/x
  3. Step 3: Cross multiply
    3,984,190,355.60x = 5,976,285,533.40 × 1,223,814,942.80
  4. Step 4: Simplify right side
    3,984,190,355.60x = 7,313,867,538,214,387,712
  5. Step 5: Solve for x
    x = 7,313,867,538,214,387,712/3,984,190,355.60
  6. Step 6: Final answer
    x = 1,835,722,414.20

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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.