Home / 885,347,937.92-1,328,481,517.24-361,101,652.56

Finding the Fourth Proportional to 885,347,937.92, 1,328,481,517.24 and 361,101,652.56

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Solution

The fourth proportional to 885,347,937.92, 1,328,481,517.24 and 361,101,652.56 is: 541,839,937.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,347,937.92 : 1,328,481,517.24 = 361,101,652.56 : x
  2. Step 2: Convert to fraction form
    885,347,937.92/1,328,481,517.24 = 361,101,652.56/x
  3. Step 3: Cross multiply
    885,347,937.92x = 1,328,481,517.24 × 361,101,652.56
  4. Step 4: Simplify right side
    885,347,937.92x = 479,716,871,270,780,160
  5. Step 5: Solve for x
    x = 479,716,871,270,780,160/885,347,937.92
  6. Step 6: Final answer
    x = 541,839,937.41

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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.