Home / 302,802,763,708.41-454,204,914,852.73-123,728,750,739.65

Finding the Fourth Proportional to 302,802,763,708.41, 454,204,914,852.73 and 123,728,750,739.65

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Solution

The fourth proportional to 302,802,763,708.41, 454,204,914,852.73 and 123,728,750,739.65 is: 185,593,440,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,802,763,708.41 : 454,204,914,852.73 = 123,728,750,739.65 : x
  2. Step 2: Convert to fraction form
    302,802,763,708.41/454,204,914,852.73 = 123,728,750,739.65/x
  3. Step 3: Cross multiply
    302,802,763,708.41x = 454,204,914,852.73 × 123,728,750,739.65
  4. Step 4: Simplify right side
    302,802,763,708.41x = 56,198,206,694,537,373,417,472
  5. Step 5: Solve for x
    x = 56,198,206,694,537,373,417,472/302,802,763,708.41
  6. Step 6: Final answer
    x = 185,593,440,450.41

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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.