Home / 100,593,816.94-150,890,737.10-31,512,003.77

Finding the Fourth Proportional to 100,593,816.94, 150,890,737.10 and 31,512,003.77

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Solution

The fourth proportional to 100,593,816.94, 150,890,737.10 and 31,512,003.77 is: 47,268,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,593,816.94 : 150,890,737.10 = 31,512,003.77 : x
  2. Step 2: Convert to fraction form
    100,593,816.94/150,890,737.10 = 31,512,003.77/x
  3. Step 3: Cross multiply
    100,593,816.94x = 150,890,737.10 × 31,512,003.77
  4. Step 4: Simplify right side
    100,593,816.94x = 4,754,869,476,353,279
  5. Step 5: Solve for x
    x = 4,754,869,476,353,279/100,593,816.94
  6. Step 6: Final answer
    x = 47,268,009.32

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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.