Home / 164,764,512.40-247,146,768.60-43,608,211.60

Finding the Fourth Proportional to 164,764,512.40, 247,146,768.60 and 43,608,211.60

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Solution

The fourth proportional to 164,764,512.40, 247,146,768.60 and 43,608,211.60 is: 65,412,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,764,512.40 : 247,146,768.60 = 43,608,211.60 : x
  2. Step 2: Convert to fraction form
    164,764,512.40/247,146,768.60 = 43,608,211.60/x
  3. Step 3: Cross multiply
    164,764,512.40x = 247,146,768.60 × 43,608,211.60
  4. Step 4: Simplify right side
    164,764,512.40x = 10,777,628,581,365,036
  5. Step 5: Solve for x
    x = 10,777,628,581,365,036/164,764,512.40
  6. Step 6: Final answer
    x = 65,412,317.40

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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.