Home / 1,321,848,539.38-1,824,185,021.16-727,148,301.94

Finding the Fourth Proportional to 1,321,848,539.38, 1,824,185,021.16 and 727,148,301.94

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Solution

The fourth proportional to 1,321,848,539.38, 1,824,185,021.16 and 727,148,301.94 is: 1,003,483,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,848,539.38 : 1,824,185,021.16 = 727,148,301.94 : x
  2. Step 2: Convert to fraction form
    1,321,848,539.38/1,824,185,021.16 = 727,148,301.94/x
  3. Step 3: Cross multiply
    1,321,848,539.38x = 1,824,185,021.16 × 727,148,301.94
  4. Step 4: Simplify right side
    1,321,848,539.38x = 1,326,453,040,560,877,056
  5. Step 5: Solve for x
    x = 1,326,453,040,560,877,056/1,321,848,539.38
  6. Step 6: Final answer
    x = 1,003,483,380.31

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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.