Home / 979,858,052.20-1,469,787,078.30-669,465,015.40

Finding the Fourth Proportional to 979,858,052.20, 1,469,787,078.30 and 669,465,015.40

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Solution

The fourth proportional to 979,858,052.20, 1,469,787,078.30 and 669,465,015.40 is: 1,004,197,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,858,052.20 : 1,469,787,078.30 = 669,465,015.40 : x
  2. Step 2: Convert to fraction form
    979,858,052.20/1,469,787,078.30 = 669,465,015.40/x
  3. Step 3: Cross multiply
    979,858,052.20x = 1,469,787,078.30 × 669,465,015.40
  4. Step 4: Simplify right side
    979,858,052.20x = 983,971,029,008,830,464
  5. Step 5: Solve for x
    x = 983,971,029,008,830,464/979,858,052.20
  6. Step 6: Final answer
    x = 1,004,197,523.10

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Double scale
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Similar ratio
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1.5x scale

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.