Home / 1,934,496,998.20-2,901,745,497.30-480,474,422.20

Finding the Fourth Proportional to 1,934,496,998.20, 2,901,745,497.30 and 480,474,422.20

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Solution

The fourth proportional to 1,934,496,998.20, 2,901,745,497.30 and 480,474,422.20 is: 720,711,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,496,998.20 : 2,901,745,497.30 = 480,474,422.20 : x
  2. Step 2: Convert to fraction form
    1,934,496,998.20/2,901,745,497.30 = 480,474,422.20/x
  3. Step 3: Cross multiply
    1,934,496,998.20x = 2,901,745,497.30 × 480,474,422.20
  4. Step 4: Simplify right side
    1,934,496,998.20x = 1,394,214,491,186,669,312
  5. Step 5: Solve for x
    x = 1,394,214,491,186,669,312/1,934,496,998.20
  6. Step 6: Final answer
    x = 720,711,633.30

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Half scale
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Double scale
Find fourth proportional to 1,934,496,999.20, 2,901,745,498.80 and 480,474,423.20
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.