Home / 1,679,623,910.70-2,519,435,866.05-1,557,179,904.30

Finding the Fourth Proportional to 1,679,623,910.70, 2,519,435,866.05 and 1,557,179,904.30

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Solution

The fourth proportional to 1,679,623,910.70, 2,519,435,866.05 and 1,557,179,904.30 is: 2,335,769,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,623,910.70 : 2,519,435,866.05 = 1,557,179,904.30 : x
  2. Step 2: Convert to fraction form
    1,679,623,910.70/2,519,435,866.05 = 1,557,179,904.30/x
  3. Step 3: Cross multiply
    1,679,623,910.70x = 2,519,435,866.05 × 1,557,179,904.30
  4. Step 4: Simplify right side
    1,679,623,910.70x = 3,923,214,900,785,726,976
  5. Step 5: Solve for x
    x = 3,923,214,900,785,726,976/1,679,623,910.70
  6. Step 6: Final answer
    x = 2,335,769,856.45

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Double scale
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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.