Home / 221,475,106.22-332,208,382.83-66,134,168.37

Finding the Fourth Proportional to 221,475,106.22, 332,208,382.83 and 66,134,168.37

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Solution

The fourth proportional to 221,475,106.22, 332,208,382.83 and 66,134,168.37 is: 99,199,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,475,106.22 : 332,208,382.83 = 66,134,168.37 : x
  2. Step 2: Convert to fraction form
    221,475,106.22/332,208,382.83 = 66,134,168.37/x
  3. Step 3: Cross multiply
    221,475,106.22x = 332,208,382.83 × 66,134,168.37
  4. Step 4: Simplify right side
    221,475,106.22x = 21,970,325,124,004,636
  5. Step 5: Solve for x
    x = 21,970,325,124,004,636/221,475,106.22
  6. Step 6: Final answer
    x = 99,199,975.56

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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.