Home / 100,471,141.80-150,504,927.06-45,808,534.80

Finding the Fourth Proportional to 100,471,141.80, 150,504,927.06 and 45,808,534.80

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Solution

The fourth proportional to 100,471,141.80, 150,504,927.06 and 45,808,534.80 is: 68,620,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,471,141.80 : 150,504,927.06 = 45,808,534.80 : x
  2. Step 2: Convert to fraction form
    100,471,141.80/150,504,927.06 = 45,808,534.80/x
  3. Step 3: Cross multiply
    100,471,141.80x = 150,504,927.06 × 45,808,534.80
  4. Step 4: Simplify right side
    100,471,141.80x = 6,894,410,188,799,471
  5. Step 5: Solve for x
    x = 6,894,410,188,799,471/100,471,141.80
  6. Step 6: Final answer
    x = 68,620,800.61

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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.