Home / 100,593,817.94-150,890,738.60-31,512,004.77

Finding the Fourth Proportional to 100,593,817.94, 150,890,738.60 and 31,512,004.77

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Solution

The fourth proportional to 100,593,817.94, 150,890,738.60 and 31,512,004.77 is: 47,268,010.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,593,817.94 : 150,890,738.60 = 31,512,004.77 : x
  2. Step 2: Convert to fraction form
    100,593,817.94/150,890,738.60 = 31,512,004.77/x
  3. Step 3: Cross multiply
    100,593,817.94x = 150,890,738.60 × 31,512,004.77
  4. Step 4: Simplify right side
    100,593,817.94x = 4,754,869,674,512,023
  5. Step 5: Solve for x
    x = 4,754,869,674,512,023/100,593,817.94
  6. Step 6: Final answer
    x = 47,268,010.82

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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.