Home / 1,456,128,544.30-2,184,192,816.45-940,150,509.10

Finding the Fourth Proportional to 1,456,128,544.30, 2,184,192,816.45 and 940,150,509.10

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Solution

The fourth proportional to 1,456,128,544.30, 2,184,192,816.45 and 940,150,509.10 is: 1,410,225,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,128,544.30 : 2,184,192,816.45 = 940,150,509.10 : x
  2. Step 2: Convert to fraction form
    1,456,128,544.30/2,184,192,816.45 = 940,150,509.10/x
  3. Step 3: Cross multiply
    1,456,128,544.30x = 2,184,192,816.45 × 940,150,509.10
  4. Step 4: Simplify right side
    1,456,128,544.30x = 2,053,469,988,358,030,336
  5. Step 5: Solve for x
    x = 2,053,469,988,358,030,336/1,456,128,544.30
  6. Step 6: Final answer
    x = 1,410,225,763.65

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Double scale
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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.