Home / 295,125,395,791.60-407,273,238,361.24-159,794,667,901.36

Finding the Fourth Proportional to 295,125,395,791.60, 407,273,238,361.24 and 159,794,667,901.36

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Solution

The fourth proportional to 295,125,395,791.60, 407,273,238,361.24 and 159,794,667,901.36 is: 220,516,745,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,125,395,791.60 : 407,273,238,361.24 = 159,794,667,901.36 : x
  2. Step 2: Convert to fraction form
    295,125,395,791.60/407,273,238,361.24 = 159,794,667,901.36/x
  3. Step 3: Cross multiply
    295,125,395,791.60x = 407,273,238,361.24 × 159,794,667,901.36
  4. Step 4: Simplify right side
    295,125,395,791.60x = 65,080,091,869,045,772,517,376
  5. Step 5: Solve for x
    x = 65,080,091,869,045,772,517,376/295,125,395,791.60
  6. Step 6: Final answer
    x = 220,516,745,753.05

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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.