Home / 167,762,074.37-231,392,405.07-111,979,369.80

Finding the Fourth Proportional to 167,762,074.37, 231,392,405.07 and 111,979,369.80

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Solution

The fourth proportional to 167,762,074.37, 231,392,405.07 and 111,979,369.80 is: 154,451,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,762,074.37 : 231,392,405.07 = 111,979,369.80 : x
  2. Step 2: Convert to fraction form
    167,762,074.37/231,392,405.07 = 111,979,369.80/x
  3. Step 3: Cross multiply
    167,762,074.37x = 231,392,405.07 × 111,979,369.80
  4. Step 4: Simplify right side
    167,762,074.37x = 25,911,175,696,244,924
  5. Step 5: Solve for x
    x = 25,911,175,696,244,924/167,762,074.37
  6. Step 6: Final answer
    x = 154,451,927.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.