Home / 1,934,496,992.20-2,901,745,488.30-480,474,416.20

Finding the Fourth Proportional to 1,934,496,992.20, 2,901,745,488.30 and 480,474,416.20

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Solution

The fourth proportional to 1,934,496,992.20, 2,901,745,488.30 and 480,474,416.20 is: 720,711,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,496,992.20 : 2,901,745,488.30 = 480,474,416.20 : x
  2. Step 2: Convert to fraction form
    1,934,496,992.20/2,901,745,488.30 = 480,474,416.20/x
  3. Step 3: Cross multiply
    1,934,496,992.20x = 2,901,745,488.30 × 480,474,416.20
  4. Step 4: Simplify right side
    1,934,496,992.20x = 1,394,214,469,451,926,528
  5. Step 5: Solve for x
    x = 1,394,214,469,451,926,528/1,934,496,992.20
  6. Step 6: Final answer
    x = 720,711,624.30

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Half scale
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Double scale
Find fourth proportional to 1,934,496,993.20, 2,901,745,489.80 and 480,474,417.20
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.