Home / 305,236,323.44-458,005,922.82-120,999,905.36

Finding the Fourth Proportional to 305,236,323.44, 458,005,922.82 and 120,999,905.36

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Solution

The fourth proportional to 305,236,323.44, 458,005,922.82 and 120,999,905.36 is: 181,559,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,236,323.44 : 458,005,922.82 = 120,999,905.36 : x
  2. Step 2: Convert to fraction form
    305,236,323.44/458,005,922.82 = 120,999,905.36/x
  3. Step 3: Cross multiply
    305,236,323.44x = 458,005,922.82 × 120,999,905.36
  4. Step 4: Simplify right side
    305,236,323.44x = 55,418,673,315,539,464
  5. Step 5: Solve for x
    x = 55,418,673,315,539,464/305,236,323.44
  6. Step 6: Final answer
    x = 181,559,890.03

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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.