Home / 3,639,383,856,636-5,022,507,596,007.40-2,015,414,021,870.20

Finding the Fourth Proportional to 3,639,383,856,636, 5,022,507,596,007.40 and 2,015,414,021,870.20

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Solution

The fourth proportional to 3,639,383,856,636, 5,022,507,596,007.40 and 2,015,414,021,870.20 is: 2,781,358,777,389.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,383,856,636 : 5,022,507,596,007.40 = 2,015,414,021,870.20 : x
  2. Step 2: Convert to fraction form
    3,639,383,856,636/5,022,507,596,007.40 = 2,015,414,021,870.20/x
  3. Step 3: Cross multiply
    3,639,383,856,636x = 5,022,507,596,007.40 × 2,015,414,021,870.20
  4. Step 4: Simplify right side
    3,639,383,856,636x = 10,122,432,233,942,904,979,062,784
  5. Step 5: Solve for x
    x = 10,122,432,233,942,904,979,062,784/3,639,383,856,636
  6. Step 6: Final answer
    x = 2,781,358,777,389.15

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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.