Home / 2,728,827,949.32-3,765,793,847.81-1,475,764,779.24

Finding the Fourth Proportional to 2,728,827,949.32, 3,765,793,847.81 and 1,475,764,779.24

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Solution

The fourth proportional to 2,728,827,949.32, 3,765,793,847.81 and 1,475,764,779.24 is: 2,036,561,494.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,827,949.32 : 3,765,793,847.81 = 1,475,764,779.24 : x
  2. Step 2: Convert to fraction form
    2,728,827,949.32/3,765,793,847.81 = 1,475,764,779.24/x
  3. Step 3: Cross multiply
    2,728,827,949.32x = 3,765,793,847.81 × 1,475,764,779.24
  4. Step 4: Simplify right side
    2,728,827,949.32x = 5,557,425,926,469,296,128
  5. Step 5: Solve for x
    x = 5,557,425,926,469,296,128/2,728,827,949.32
  6. Step 6: Final answer
    x = 2,036,561,494.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.