Home / 1,456,128,541.80-2,184,192,812.70-940,150,506.60

Finding the Fourth Proportional to 1,456,128,541.80, 2,184,192,812.70 and 940,150,506.60

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Solution

The fourth proportional to 1,456,128,541.80, 2,184,192,812.70 and 940,150,506.60 is: 1,410,225,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,128,541.80 : 2,184,192,812.70 = 940,150,506.60 : x
  2. Step 2: Convert to fraction form
    1,456,128,541.80/2,184,192,812.70 = 940,150,506.60/x
  3. Step 3: Cross multiply
    1,456,128,541.80x = 2,184,192,812.70 × 940,150,506.60
  4. Step 4: Simplify right side
    1,456,128,541.80x = 2,053,469,979,371,983,872
  5. Step 5: Solve for x
    x = 2,053,469,979,371,983,872/1,456,128,541.80
  6. Step 6: Final answer
    x = 1,410,225,759.90

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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.