Home / 1,953,474,060.80-2,930,211,091.20-726,388,601.60

Finding the Fourth Proportional to 1,953,474,060.80, 2,930,211,091.20 and 726,388,601.60

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Solution

The fourth proportional to 1,953,474,060.80, 2,930,211,091.20 and 726,388,601.60 is: 1,089,582,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,474,060.80 : 2,930,211,091.20 = 726,388,601.60 : x
  2. Step 2: Convert to fraction form
    1,953,474,060.80/2,930,211,091.20 = 726,388,601.60/x
  3. Step 3: Cross multiply
    1,953,474,060.80x = 2,930,211,091.20 × 726,388,601.60
  4. Step 4: Simplify right side
    1,953,474,060.80x = 2,128,471,936,929,577,984
  5. Step 5: Solve for x
    x = 2,128,471,936,929,577,984/1,953,474,060.80
  6. Step 6: Final answer
    x = 1,089,582,902.40

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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.