Home / 21,848,739,481.32-30,150,939,603.66-12,203,610,208.60

Finding the Fourth Proportional to 21,848,739,481.32, 30,150,939,603.66 and 12,203,610,208.60

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Solution

The fourth proportional to 21,848,739,481.32, 30,150,939,603.66 and 12,203,610,208.60 is: 16,840,802,860.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848,739,481.32 : 30,150,939,603.66 = 12,203,610,208.60 : x
  2. Step 2: Convert to fraction form
    21,848,739,481.32/30,150,939,603.66 = 12,203,610,208.60/x
  3. Step 3: Cross multiply
    21,848,739,481.32x = 30,150,939,603.66 × 12,203,610,208.60
  4. Step 4: Simplify right side
    21,848,739,481.32x = 367,950,314,346,107,240,448
  5. Step 5: Solve for x
    x = 367,950,314,346,107,240,448/21,848,739,481.32
  6. Step 6: Final answer
    x = 16,840,802,860.08

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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.