Home / 3,964,005,724.38-5,470,431,576.20-2,155,623,359.01

Finding the Fourth Proportional to 3,964,005,724.38, 5,470,431,576.20 and 2,155,623,359.01

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Solution

The fourth proportional to 3,964,005,724.38, 5,470,431,576.20 and 2,155,623,359.01 is: 2,974,816,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,005,724.38 : 5,470,431,576.20 = 2,155,623,359.01 : x
  2. Step 2: Convert to fraction form
    3,964,005,724.38/5,470,431,576.20 = 2,155,623,359.01/x
  3. Step 3: Cross multiply
    3,964,005,724.38x = 5,470,431,576.20 × 2,155,623,359.01
  4. Step 4: Simplify right side
    3,964,005,724.38x = 11,792,190,089,511,835,648
  5. Step 5: Solve for x
    x = 11,792,190,089,511,835,648/3,964,005,724.38
  6. Step 6: Final answer
    x = 2,974,816,614.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.