Home / 110,373,343.20-165,418,297.20-84,687,028.20

Finding the Fourth Proportional to 110,373,343.20, 165,418,297.20 and 84,687,028.20

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Solution

The fourth proportional to 110,373,343.20, 165,418,297.20 and 84,687,028.20 is: 126,921,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,373,343.20 : 165,418,297.20 = 84,687,028.20 : x
  2. Step 2: Convert to fraction form
    110,373,343.20/165,418,297.20 = 84,687,028.20/x
  3. Step 3: Cross multiply
    110,373,343.20x = 165,418,297.20 × 84,687,028.20
  4. Step 4: Simplify right side
    110,373,343.20x = 14,008,783,999,772,380
  5. Step 5: Solve for x
    x = 14,008,783,999,772,380/110,373,343.20
  6. Step 6: Final answer
    x = 126,921,805.52

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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.