Home / 143,079,815,586.28-214,683,101,786.24-74,994,697,087.42

Finding the Fourth Proportional to 143,079,815,586.28, 214,683,101,786.24 and 74,994,697,087.42

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Solution

The fourth proportional to 143,079,815,586.28, 214,683,101,786.24 and 74,994,697,087.42 is: 112,525,265,162.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,079,815,586.28 : 214,683,101,786.24 = 74,994,697,087.42 : x
  2. Step 2: Convert to fraction form
    143,079,815,586.28/214,683,101,786.24 = 74,994,697,087.42/x
  3. Step 3: Cross multiply
    143,079,815,586.28x = 214,683,101,786.24 × 74,994,697,087.42
  4. Step 4: Simplify right side
    143,079,815,586.28x = 16,100,094,188,245,965,864,960
  5. Step 5: Solve for x
    x = 16,100,094,188,245,965,864,960/143,079,815,586.28
  6. Step 6: Final answer
    x = 112,525,265,162.49

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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.