Home / 73,305,801.90-110,020,704.30-30,205,936.80

Finding the Fourth Proportional to 73,305,801.90, 110,020,704.30 and 30,205,936.80

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Solution

The fourth proportional to 73,305,801.90, 110,020,704.30 and 30,205,936.80 is: 45,334,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,305,801.90 : 110,020,704.30 = 30,205,936.80 : x
  2. Step 2: Convert to fraction form
    73,305,801.90/110,020,704.30 = 30,205,936.80/x
  3. Step 3: Cross multiply
    73,305,801.90x = 110,020,704.30 × 30,205,936.80
  4. Step 4: Simplify right side
    73,305,801.90x = 3,323,278,440,777,288
  5. Step 5: Solve for x
    x = 3,323,278,440,777,288/73,305,801.90
  6. Step 6: Final answer
    x = 45,334,453.14

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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.