Home / 3,940,333,656.40-5,906,602,116.60-1,866,410,174.80

Finding the Fourth Proportional to 3,940,333,656.40, 5,906,602,116.60 and 1,866,410,174.80

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Solution

The fourth proportional to 3,940,333,656.40, 5,906,602,116.60 and 1,866,410,174.80 is: 2,797,768,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,333,656.40 : 5,906,602,116.60 = 1,866,410,174.80 : x
  2. Step 2: Convert to fraction form
    3,940,333,656.40/5,906,602,116.60 = 1,866,410,174.80/x
  3. Step 3: Cross multiply
    3,940,333,656.40x = 5,906,602,116.60 × 1,866,410,174.80
  4. Step 4: Simplify right side
    3,940,333,656.40x = 11,024,142,288,917,456,896
  5. Step 5: Solve for x
    x = 11,024,142,288,917,456,896/3,940,333,656.40
  6. Step 6: Final answer
    x = 2,797,768,729.82

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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.