Home / 3,940,337,346.40-5,906,607,651.60-1,866,413,864.80

Finding the Fourth Proportional to 3,940,337,346.40, 5,906,607,651.60 and 1,866,413,864.80

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Solution

The fourth proportional to 3,940,337,346.40, 5,906,607,651.60 and 1,866,413,864.80 is: 2,797,774,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,337,346.40 : 5,906,607,651.60 = 1,866,413,864.80 : x
  2. Step 2: Convert to fraction form
    3,940,337,346.40/5,906,607,651.60 = 1,866,413,864.80/x
  3. Step 3: Cross multiply
    3,940,337,346.40x = 5,906,607,651.60 × 1,866,413,864.80
  4. Step 4: Simplify right side
    3,940,337,346.40x = 11,024,174,414,880,008,192
  5. Step 5: Solve for x
    x = 11,024,174,414,880,008,192/3,940,337,346.40
  6. Step 6: Final answer
    x = 2,797,774,262.89

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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.