Home / 141,477,974.42-195,237,604.86-79,598,165.36

Finding the Fourth Proportional to 141,477,974.42, 195,237,604.86 and 79,598,165.36

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Solution

The fourth proportional to 141,477,974.42, 195,237,604.86 and 79,598,165.36 is: 109,844,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,477,974.42 : 195,237,604.86 = 79,598,165.36 : x
  2. Step 2: Convert to fraction form
    141,477,974.42/195,237,604.86 = 79,598,165.36/x
  3. Step 3: Cross multiply
    141,477,974.42x = 195,237,604.86 × 79,598,165.36
  4. Step 4: Simplify right side
    141,477,974.42x = 15,540,555,156,136,620
  5. Step 5: Solve for x
    x = 15,540,555,156,136,620/141,477,974.42
  6. Step 6: Final answer
    x = 109,844,343.05

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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.