Home / 1,646,258,816.34-2,469,873,312.04-663,179,473.12

Finding the Fourth Proportional to 1,646,258,816.34, 2,469,873,312.04 and 663,179,473.12

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Solution

The fourth proportional to 1,646,258,816.34, 2,469,873,312.04 and 663,179,473.12 is: 994,964,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,258,816.34 : 2,469,873,312.04 = 663,179,473.12 : x
  2. Step 2: Convert to fraction form
    1,646,258,816.34/2,469,873,312.04 = 663,179,473.12/x
  3. Step 3: Cross multiply
    1,646,258,816.34x = 2,469,873,312.04 × 663,179,473.12
  4. Step 4: Simplify right side
    1,646,258,816.34x = 1,637,969,281,751,836,416
  5. Step 5: Solve for x
    x = 1,637,969,281,751,836,416/1,646,258,816.34
  6. Step 6: Final answer
    x = 994,964,622.51

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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.