Home / 2,309,485,818.30-3,464,228,727.45-1,388,888,288.70

Finding the Fourth Proportional to 2,309,485,818.30, 3,464,228,727.45 and 1,388,888,288.70

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Solution

The fourth proportional to 2,309,485,818.30, 3,464,228,727.45 and 1,388,888,288.70 is: 2,083,332,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,485,818.30 : 3,464,228,727.45 = 1,388,888,288.70 : x
  2. Step 2: Convert to fraction form
    2,309,485,818.30/3,464,228,727.45 = 1,388,888,288.70/x
  3. Step 3: Cross multiply
    2,309,485,818.30x = 3,464,228,727.45 × 1,388,888,288.70
  4. Step 4: Simplify right side
    2,309,485,818.30x = 4,811,426,708,933,408,768
  5. Step 5: Solve for x
    x = 4,811,426,708,933,408,768/2,309,485,818.30
  6. Step 6: Final answer
    x = 2,083,332,433.05

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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.